1 /******************************************************************************
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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.
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
14 ******************************************************************************/
17 #include <drv_types.h>
18 #include <linux/ieee80211.h>
19 #include <ieee80211.h>
21 #include <osdep_service.h>
22 #include <wlan_bssdef.h>
24 u8 RTW_WPA_OUI23A_TYPE
[] = { 0x00, 0x50, 0xf2, 1 };
25 u16 RTW_WPA_VERSION23A
= 1;
26 u8 WPA_AUTH_KEY_MGMT_NONE23A
[] = { 0x00, 0x50, 0xf2, 0 };
27 u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X23A
[] = { 0x00, 0x50, 0xf2, 1 };
28 u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X23A
[] = { 0x00, 0x50, 0xf2, 2 };
29 u8 WPA_CIPHER_SUITE_NONE23A
[] = { 0x00, 0x50, 0xf2, 0 };
30 u8 WPA_CIPHER_SUITE_WEP4023A
[] = { 0x00, 0x50, 0xf2, 1 };
31 u8 WPA_CIPHER_SUITE_TKIP23A
[] = { 0x00, 0x50, 0xf2, 2 };
32 u8 WPA_CIPHER_SUITE_WRAP23A
[] = { 0x00, 0x50, 0xf2, 3 };
33 u8 WPA_CIPHER_SUITE_CCMP23A
[] = { 0x00, 0x50, 0xf2, 4 };
34 u8 WPA_CIPHER_SUITE_WEP10423A
[] = { 0x00, 0x50, 0xf2, 5 };
36 u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X23A
[] = { 0x00, 0x0f, 0xac, 1 };
37 u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X23A
[] = { 0x00, 0x0f, 0xac, 2 };
38 u8 RSN_CIPHER_SUITE_NONE23A
[] = { 0x00, 0x0f, 0xac, 0 };
39 u8 RSN_CIPHER_SUITE_WEP4023A
[] = { 0x00, 0x0f, 0xac, 1 };
40 u8 RSN_CIPHER_SUITE_TKIP23A
[] = { 0x00, 0x0f, 0xac, 2 };
41 u8 RSN_CIPHER_SUITE_WRAP23A
[] = { 0x00, 0x0f, 0xac, 3 };
42 u8 RSN_CIPHER_SUITE_CCMP23A
[] = { 0x00, 0x0f, 0xac, 4 };
43 u8 RSN_CIPHER_SUITE_WEP10423A
[] = { 0x00, 0x0f, 0xac, 5 };
45 /* for adhoc-master to generate ie and provide supported-rate to fw */
48 static u8 WIFI_CCKRATES
[] = {
49 IEEE80211_CCK_RATE_1MB
| IEEE80211_BASIC_RATE_MASK
,
50 IEEE80211_CCK_RATE_2MB
| IEEE80211_BASIC_RATE_MASK
,
51 IEEE80211_CCK_RATE_5MB
| IEEE80211_BASIC_RATE_MASK
,
52 IEEE80211_CCK_RATE_11MB
| IEEE80211_BASIC_RATE_MASK
55 static u8 WIFI_OFDMRATES
[] = {
56 IEEE80211_OFDM_RATE_6MB
,
57 IEEE80211_OFDM_RATE_9MB
,
58 IEEE80211_OFDM_RATE_12MB
,
59 IEEE80211_OFDM_RATE_18MB
,
60 IEEE80211_OFDM_RATE_24MB
,
61 IEEE80211_OFDM_RATE_36MB
,
62 IEEE80211_OFDM_RATE_48MB
,
63 IEEE80211_OFDM_RATE_54MB
66 int rtw_get_bit_value_from_ieee_value23a(u8 val
)
68 unsigned char dot11_rate_table
[]=
69 {2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 0};
72 while (dot11_rate_table
[i
] != 0) {
73 if (dot11_rate_table
[i
] == val
)
80 static bool rtw_is_cckrates_included(u8
*rate
)
85 if ((rate
[i
] & 0x7f) == 2 || (rate
[i
] & 0x7f) == 4 ||
86 (rate
[i
] & 0x7f) == 11 || (rate
[i
] & 0x7f) == 22)
94 static bool rtw_is_cckratesonly_included(u8
*rate
)
99 if ((rate
[i
] & 0x7f) != 2 && (rate
[i
] & 0x7f) != 4 &&
100 (rate
[i
] & 0x7f) != 11 && (rate
[i
] & 0x7f) != 22)
109 int rtw_check_network_type23a(unsigned char *rate
, int ratelen
, int channel
)
112 if (rtw_is_cckrates_included(rate
))
113 return WIRELESS_INVALID
;
116 } else { /* could be pure B, pure G, or B/G */
117 if (rtw_is_cckratesonly_included(rate
))
119 else if (rtw_is_cckrates_included(rate
))
120 return WIRELESS_11BG
;
126 /* rtw_set_ie23a will update frame length */
127 u8
*rtw_set_ie23a(u8
*pbuf
, int index
, uint len
, const u8
*source
, uint
*frlen
)
132 *(pbuf
+ 1) = (u8
)len
;
135 memcpy((void *)(pbuf
+ 2), (void *)source
, len
);
137 *frlen
= *frlen
+ (len
+ 2);
139 return pbuf
+ len
+ 2;
142 inline u8
*rtw_set_ie23a_ch_switch (u8
*buf
, u32
*buf_len
, u8 ch_switch_mode
,
143 u8 new_ch
, u8 ch_switch_cnt
)
147 ie_data
[0] = ch_switch_mode
;
149 ie_data
[2] = ch_switch_cnt
;
150 return rtw_set_ie23a(buf
, WLAN_EID_CHANNEL_SWITCH
, 3, ie_data
, buf_len
);
153 inline u8
hal_ch_offset_to_secondary_ch_offset23a(u8 ch_offset
)
155 if (ch_offset
== HAL_PRIME_CHNL_OFFSET_LOWER
)
156 return IEEE80211_HT_PARAM_CHA_SEC_BELOW
;
157 else if (ch_offset
== HAL_PRIME_CHNL_OFFSET_UPPER
)
158 return IEEE80211_HT_PARAM_CHA_SEC_ABOVE
;
160 return IEEE80211_HT_PARAM_CHA_SEC_NONE
;
163 inline u8
*rtw_set_ie23a_secondary_ch_offset(u8
*buf
, u32
*buf_len
,
164 u8 secondary_ch_offset
)
166 return rtw_set_ie23a(buf
, WLAN_EID_SECONDARY_CHANNEL_OFFSET
,
167 1, &secondary_ch_offset
, buf_len
);
170 /*----------------------------------------------------------------------------
171 index: the information element id index, limit is the limit for search
172 -----------------------------------------------------------------------------*/
173 u8
*rtw_get_ie23a(u8
*pbuf
, int index
, int *len
, int limit
)
203 * rtw_get_ie23a_ex - Search specific IE from a series of IEs
204 * @in_ie: Address of IEs to search
205 * @in_len: Length limit from in_ie
206 * @eid: Element ID to match
208 * @oui_len: OUI length
209 * @ie: If not NULL and the specific IE is found, the IE will be copied
210 * to the buf starting from the specific IE
211 * @ielen: If not NULL and the specific IE is found, will set to the length
214 * Returns: The address of the specific IE found, or NULL
216 u8
*rtw_get_ie23a_ex(u8
*in_ie
, uint in_len
, u8 eid
, u8
*oui
, u8 oui_len
,
220 u8
*target_ie
= NULL
;
225 if (!in_ie
|| in_len
<= 0)
230 while (cnt
< in_len
) {
231 if (eid
== in_ie
[cnt
] &&
232 (!oui
|| !memcmp(&in_ie
[cnt
+2], oui
, oui_len
))) {
233 target_ie
= &in_ie
[cnt
];
236 memcpy(ie
, &in_ie
[cnt
], in_ie
[cnt
+1]+2);
239 *ielen
= in_ie
[cnt
+1]+2;
242 cnt
+= in_ie
[cnt
+ 1] + 2; /* goto next */
250 * rtw_ies_remove_ie23a - Find matching IEs and remove
251 * @ies: Address of IEs to search
252 * @ies_len: Pointer of length of ies, will update to new length
253 * @offset: The offset to start search
254 * @eid: Element ID to match
256 * @oui_len: OUI length
258 * Returns: _SUCCESS: ies is updated, _FAIL: not updated
260 int rtw_ies_remove_ie23a(u8
*ies
, uint
*ies_len
, uint offset
, u8 eid
,
269 if (!ies
|| !ies_len
|| *ies_len
<= offset
)
272 start
= ies
+ offset
;
273 search_len
= *ies_len
- offset
;
276 target_ie
= rtw_get_ie23a_ex(start
, search_len
, eid
, oui
, oui_len
,
277 NULL
, &target_ielen
);
278 if (target_ie
&& target_ielen
) {
279 u8 buf
[MAX_IE_SZ
] = {0};
280 u8
*remain_ies
= target_ie
+ target_ielen
;
281 uint remain_len
= search_len
- (remain_ies
- start
);
283 memcpy(buf
, remain_ies
, remain_len
);
284 memcpy(target_ie
, buf
, remain_len
);
285 *ies_len
= *ies_len
- target_ielen
;
289 search_len
= remain_len
;
298 void rtw_set_supported_rate23a(u8
* SupportedRates
, uint mode
)
302 memset(SupportedRates
, 0, NDIS_802_11_LENGTH_RATES_EX
);
307 memcpy(SupportedRates
, WIFI_CCKRATES
, IEEE80211_CCK_RATE_LEN
);
313 case WIRELESS_11A_5N
:/* Todo: no basic rate for ofdm ? */
314 memcpy(SupportedRates
, WIFI_OFDMRATES
,
315 IEEE80211_NUM_OFDM_RATESLEN
);
319 case WIRELESS_11G_24N
:
320 case WIRELESS_11_24N
:
321 case WIRELESS_11BG_24N
:
322 memcpy(SupportedRates
, WIFI_CCKRATES
, IEEE80211_CCK_RATE_LEN
);
323 memcpy(SupportedRates
+ IEEE80211_CCK_RATE_LEN
, WIFI_OFDMRATES
,
324 IEEE80211_NUM_OFDM_RATESLEN
);
330 uint
rtw_get_rateset_len23a(u8
*rateset
)
347 int rtw_generate_ie23a(struct registry_priv
*pregistrypriv
)
351 struct wlan_bssid_ex
* pdev_network
= &pregistrypriv
->dev_network
;
352 u8
* ie
= pdev_network
->IEs
;
355 pdev_network
->tsf
= 0;
357 cap
= WLAN_CAPABILITY_IBSS
;
359 if (pregistrypriv
->preamble
== PREAMBLE_SHORT
)
360 cap
|= WLAN_CAPABILITY_SHORT_PREAMBLE
;
362 if (pdev_network
->Privacy
)
363 cap
|= WLAN_CAPABILITY_PRIVACY
;
365 pdev_network
->capability
= cap
;
368 ie
= rtw_set_ie23a(ie
, WLAN_EID_SSID
, pdev_network
->Ssid
.ssid_len
,
369 pdev_network
->Ssid
.ssid
, &sz
);
371 /* supported rates */
372 if (pregistrypriv
->wireless_mode
== WIRELESS_11ABGN
) {
373 if (pdev_network
->DSConfig
> 14)
374 wireless_mode
= WIRELESS_11A_5N
;
376 wireless_mode
= WIRELESS_11BG_24N
;
378 wireless_mode
= pregistrypriv
->wireless_mode
;
381 rtw_set_supported_rate23a(pdev_network
->SupportedRates
, wireless_mode
) ;
383 rateLen
= rtw_get_rateset_len23a(pdev_network
->SupportedRates
);
386 ie
= rtw_set_ie23a(ie
, WLAN_EID_SUPP_RATES
, 8,
387 pdev_network
->SupportedRates
, &sz
);
388 /* ie = rtw_set_ie23a(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (pdev_network->SupportedRates + 8), &sz); */
390 ie
= rtw_set_ie23a(ie
, WLAN_EID_SUPP_RATES
, rateLen
,
391 pdev_network
->SupportedRates
, &sz
);
394 /* DS parameter set */
395 ie
= rtw_set_ie23a(ie
, WLAN_EID_DS_PARAMS
, 1,
396 (u8
*)&pdev_network
->DSConfig
, &sz
);
398 /* IBSS Parameter Set */
400 ie
= rtw_set_ie23a(ie
, WLAN_EID_IBSS_PARAMS
, 2,
401 (u8
*)&pdev_network
->ATIMWindow
, &sz
);
404 ie
= rtw_set_ie23a(ie
, WLAN_EID_EXT_SUPP_RATES
, (rateLen
- 8),
405 (pdev_network
->SupportedRates
+ 8), &sz
);
410 /* return _SUCCESS; */
415 static int rtw_get_wpa_cipher_suite(const u8
*s
)
417 if (!memcmp(s
, WPA_CIPHER_SUITE_NONE23A
, WPA_SELECTOR_LEN
))
418 return WPA_CIPHER_NONE
;
419 if (!memcmp(s
, WPA_CIPHER_SUITE_WEP4023A
, WPA_SELECTOR_LEN
))
420 return WPA_CIPHER_WEP40
;
421 if (!memcmp(s
, WPA_CIPHER_SUITE_TKIP23A
, WPA_SELECTOR_LEN
))
422 return WPA_CIPHER_TKIP
;
423 if (!memcmp(s
, WPA_CIPHER_SUITE_CCMP23A
, WPA_SELECTOR_LEN
))
424 return WPA_CIPHER_CCMP
;
425 if (!memcmp(s
, WPA_CIPHER_SUITE_WEP10423A
, WPA_SELECTOR_LEN
))
426 return WPA_CIPHER_WEP104
;
431 static int rtw_get_wpa2_cipher_suite(const u8
*s
)
433 if (!memcmp(s
, RSN_CIPHER_SUITE_NONE23A
, RSN_SELECTOR_LEN
))
434 return WPA_CIPHER_NONE
;
435 if (!memcmp(s
, RSN_CIPHER_SUITE_WEP4023A
, RSN_SELECTOR_LEN
))
436 return WPA_CIPHER_WEP40
;
437 if (!memcmp(s
, RSN_CIPHER_SUITE_TKIP23A
, RSN_SELECTOR_LEN
))
438 return WPA_CIPHER_TKIP
;
439 if (!memcmp(s
, RSN_CIPHER_SUITE_CCMP23A
, RSN_SELECTOR_LEN
))
440 return WPA_CIPHER_CCMP
;
441 if (!memcmp(s
, RSN_CIPHER_SUITE_WEP10423A
, RSN_SELECTOR_LEN
))
442 return WPA_CIPHER_WEP104
;
447 int rtw_parse_wpa_ie23a(const u8
* wpa_ie
, int wpa_ie_len
, int *group_cipher
, int *pairwise_cipher
, int *is_8021x
)
449 int i
, ret
= _SUCCESS
;
453 if (wpa_ie_len
<= 0) {
454 /* No WPA IE - fail silently */
458 if (wpa_ie
[1] != (u8
)(wpa_ie_len
- 2))
464 left
= wpa_ie_len
- 8;
467 if (left
>= WPA_SELECTOR_LEN
) {
469 *group_cipher
= rtw_get_wpa_cipher_suite(pos
);
471 pos
+= WPA_SELECTOR_LEN
;
472 left
-= WPA_SELECTOR_LEN
;
473 } else if (left
> 0) {
474 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
475 ("%s: ie length mismatch, %u too much",
481 /* pairwise_cipher */
483 /* count = le16_to_cpu(*(u16*)pos); */
484 count
= get_unaligned_le16(pos
);
488 if (count
== 0 || left
< count
* WPA_SELECTOR_LEN
) {
489 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
490 ("%s: ie count botch (pairwise), "
491 "count %u left %u", __func__
,
496 for (i
= 0; i
< count
; i
++) {
497 *pairwise_cipher
|= rtw_get_wpa_cipher_suite(pos
);
499 pos
+= WPA_SELECTOR_LEN
;
500 left
-= WPA_SELECTOR_LEN
;
502 } else if (left
== 1) {
503 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
504 ("%s: ie too short (for key mgmt)", __func__
));
511 if (!memcmp(pos
, RTW_WPA_OUI23A_TYPE
, 4)) {
512 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
513 ("%s : there has 802.1x auth\n",
523 int rtw_parse_wpa2_ie23a(const u8
* rsn_ie
, int rsn_ie_len
, int *group_cipher
,
524 int *pairwise_cipher
, int *is_8021x
)
526 int i
, ret
= _SUCCESS
;
529 u8 SUITE_1X
[4] = {0x00, 0x0f, 0xac, 0x01};
531 if (rsn_ie_len
<= 0) {
532 /* No RSN IE - fail silently */
536 if (*rsn_ie
!= WLAN_EID_RSN
|| *(rsn_ie
+1) != (u8
)(rsn_ie_len
- 2)) {
542 left
= rsn_ie_len
- 4;
545 if (left
>= RSN_SELECTOR_LEN
) {
546 *group_cipher
= rtw_get_wpa2_cipher_suite(pos
);
548 pos
+= RSN_SELECTOR_LEN
;
549 left
-= RSN_SELECTOR_LEN
;
550 } else if (left
> 0) {
551 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
552 ("%s: ie length mismatch, %u too much",
557 /* pairwise_cipher */
559 /* count = le16_to_cpu(*(u16*)pos); */
560 count
= get_unaligned_le16(pos
);
564 if (count
== 0 || left
< count
* RSN_SELECTOR_LEN
) {
565 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
566 ("%s: ie count botch (pairwise), "
568 __func__
, count
, left
));
572 for (i
= 0; i
< count
; i
++) {
573 *pairwise_cipher
|= rtw_get_wpa2_cipher_suite(pos
);
575 pos
+= RSN_SELECTOR_LEN
;
576 left
-= RSN_SELECTOR_LEN
;
578 } else if (left
== 1) {
579 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_err_
,
580 ("%s: ie too short (for key mgmt)", __func__
));
588 if (!memcmp(pos
, SUITE_1X
, 4)) {
589 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
590 ("%s (): there has 802.1x auth\n",
601 * rtw_get_wps_attr23a - Search a specific WPS attribute from a given WPS IE
602 * @wps_ie: Address of WPS IE to search
603 * @wps_ielen: Length limit from wps_ie
604 * @target_attr_id: The attribute ID of WPS attribute to search
605 * @buf_attr: If not NULL and the WPS attribute is found, WPS attribute
606 * will be copied to the buf starting from buf_attr
607 * @len_attr: If not NULL and the WPS attribute is found, will set to the
608 * length of the entire WPS attribute
610 * Returns: the address of the specific WPS attribute found, or NULL
612 const u8
*rtw_get_wps_attr23a(const u8
*wps_ie
, uint wps_ielen
,
613 u16 target_attr_id
, u8
*buf_attr
, u32
*len_attr
)
615 const u8
*attr_ptr
= NULL
;
616 const u8
*target_attr_ptr
= NULL
;
617 u8 wps_oui
[4] = {0x00, 0x50, 0xF2, 0x04};
622 if (wps_ie
[0] != WLAN_EID_VENDOR_SPECIFIC
||
623 memcmp(wps_ie
+ 2, wps_oui
, 4)) {
627 /* 6 = 1(Element ID) + 1(Length) + 4(WPS OUI) */
628 attr_ptr
= wps_ie
+ 6; /* goto first attr */
630 while (attr_ptr
- wps_ie
< wps_ielen
) {
631 /* 4 = 2(Attribute ID) + 2(Length) */
632 u16 attr_id
= get_unaligned_be16(attr_ptr
);
633 u16 attr_data_len
= get_unaligned_be16(attr_ptr
+ 2);
634 u16 attr_len
= attr_data_len
+ 4;
636 /* DBG_8723A("%s attr_ptr:%p, id:%u, length:%u\n", __func__, attr_ptr, attr_id, attr_data_len); */
637 if (attr_id
== target_attr_id
) {
638 target_attr_ptr
= attr_ptr
;
641 memcpy(buf_attr
, attr_ptr
, attr_len
);
644 *len_attr
= attr_len
;
648 attr_ptr
+= attr_len
; /* goto next */
652 return target_attr_ptr
;
656 * rtw_get_wps_attr_content23a - Search a specific WPS attribute content
657 * from a given WPS IE
658 * @wps_ie: Address of WPS IE to search
659 * @wps_ielen: Length limit from wps_ie
660 * @target_attr_id: The attribute ID of WPS attribute to search
661 * @buf_content: If not NULL and the WPS attribute is found, WPS attribute
662 * content will be copied to the buf starting from buf_content
663 * @len_content: If not NULL and the WPS attribute is found, will set to the
664 * length of the WPS attribute content
666 * Returns: the address of the specific WPS attribute content found, or NULL
668 const u8
*rtw_get_wps_attr_content23a(const u8
*wps_ie
, uint wps_ielen
,
669 u16 target_attr_id
, u8
*buf_content
)
674 attr_ptr
= rtw_get_wps_attr23a(wps_ie
, wps_ielen
, target_attr_id
,
677 if (attr_ptr
&& attr_len
) {
679 memcpy(buf_content
, attr_ptr
+ 4, attr_len
- 4);
687 static int rtw_get_cipher_info(struct wlan_network
*pnetwork
)
690 int group_cipher
= 0, pairwise_cipher
= 0, is8021x
= 0;
695 pie
= pnetwork
->network
.IEs
;
696 plen
= pnetwork
->network
.IELength
;
698 pbuf
= cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT
,
699 WLAN_OUI_TYPE_MICROSOFT_WPA
, pie
, plen
);
701 if (pbuf
&& pbuf
[1] > 0) {
702 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
703 ("rtw_get_cipher_info: wpa_ielen: %d", pbuf
[1]));
704 r
= rtw_parse_wpa_ie23a(pbuf
, pbuf
[1] + 2, &group_cipher
,
705 &pairwise_cipher
, &is8021x
);
707 pnetwork
->BcnInfo
.pairwise_cipher
= pairwise_cipher
;
708 pnetwork
->BcnInfo
.group_cipher
= group_cipher
;
709 pnetwork
->BcnInfo
.is_8021x
= is8021x
;
710 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
711 ("%s: pnetwork->pairwise_cipher: %d, is_"
712 "8021x is %d", __func__
,
713 pnetwork
->BcnInfo
.pairwise_cipher
,
714 pnetwork
->BcnInfo
.is_8021x
));
718 pbuf
= cfg80211_find_ie(WLAN_EID_RSN
, pie
, plen
);
720 if (pbuf
&& pbuf
[1] > 0) {
721 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
723 r
= rtw_parse_wpa2_ie23a(pbuf
, pbuf
[1] + 2,
724 &group_cipher
, &pairwise_cipher
,
727 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
728 ("get RSN IE OK!!!\n"));
729 pnetwork
->BcnInfo
.pairwise_cipher
=
731 pnetwork
->BcnInfo
.group_cipher
= group_cipher
;
732 pnetwork
->BcnInfo
.is_8021x
= is8021x
;
733 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
734 ("%s: pnetwork->pairwise_cipher: %d,"
735 "pnetwork->group_cipher is %d, "
736 "is_8021x is %d", __func__
,
737 pnetwork
->BcnInfo
.pairwise_cipher
,
738 pnetwork
->BcnInfo
.group_cipher
,
739 pnetwork
->BcnInfo
.is_8021x
));
748 void rtw_get_bcn_info23a(struct wlan_network
*pnetwork
)
755 if (pnetwork
->network
.capability
& WLAN_CAPABILITY_PRIVACY
) {
757 pnetwork
->network
.Privacy
= 1;
759 pnetwork
->BcnInfo
.encryp_protocol
= ENCRYP_PROTOCOL_OPENSYS
;
761 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
762 ("%s: ssid =%s\n", __func__
, pnetwork
->network
.Ssid
.ssid
));
764 pie
= pnetwork
->network
.IEs
;
765 pie_len
= pnetwork
->network
.IELength
;
767 p
= cfg80211_find_ie(WLAN_EID_RSN
, pie
, pie_len
);
769 pnetwork
->BcnInfo
.encryp_protocol
= ENCRYP_PROTOCOL_WPA2
;
770 } else if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT
,
771 WLAN_OUI_TYPE_MICROSOFT_WPA
,
773 pnetwork
->BcnInfo
.encryp_protocol
= ENCRYP_PROTOCOL_WPA
;
776 pnetwork
->BcnInfo
.encryp_protocol
= ENCRYP_PROTOCOL_WEP
;
778 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
779 ("%s: pnetwork->encryp_protocol is %x\n", __func__
,
780 pnetwork
->BcnInfo
.encryp_protocol
));
781 RT_TRACE(_module_rtl871x_mlme_c_
, _drv_info_
,
782 ("%s: pnetwork->encryp_protocol is %x\n", __func__
,
783 pnetwork
->BcnInfo
.encryp_protocol
));
784 rtw_get_cipher_info(pnetwork
);
786 /* get bwmode and ch_offset */
789 /* show MCS rate, unit: 100Kbps */
790 u16
rtw_mcs_rate23a(u8 rf_type
, u8 bw_40MHz
, u8 short_GI_20
, u8 short_GI_40
,
791 struct ieee80211_mcs_info
*mcs
)
795 if (rf_type
== RF_1T1R
) {
796 if (mcs
->rx_mask
[0] & BIT(7))
797 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1500:1350):
798 ((short_GI_20
)?722:650);
799 else if (mcs
->rx_mask
[0] & BIT(6))
800 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1350:1215):
801 ((short_GI_20
)?650:585);
802 else if (mcs
->rx_mask
[0] & BIT(5))
803 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1200:1080):
804 ((short_GI_20
)?578:520);
805 else if (mcs
->rx_mask
[0] & BIT(4))
806 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?900:810):
807 ((short_GI_20
)?433:390);
808 else if (mcs
->rx_mask
[0] & BIT(3))
809 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?600:540):
810 ((short_GI_20
)?289:260);
811 else if (mcs
->rx_mask
[0] & BIT(2))
812 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?450:405):
813 ((short_GI_20
)?217:195);
814 else if (mcs
->rx_mask
[0] & BIT(1))
815 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?300:270):
816 ((short_GI_20
)?144:130);
817 else if (mcs
->rx_mask
[0] & BIT(0))
818 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?150:135):
819 ((short_GI_20
)?72:65);
821 if (mcs
->rx_mask
[1]) {
822 if (mcs
->rx_mask
[1] & BIT(7))
823 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?3000:2700):((short_GI_20
)?1444:1300);
824 else if (mcs
->rx_mask
[1] & BIT(6))
825 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?2700:2430):((short_GI_20
)?1300:1170);
826 else if (mcs
->rx_mask
[1] & BIT(5))
827 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?2400:2160):((short_GI_20
)?1156:1040);
828 else if (mcs
->rx_mask
[1] & BIT(4))
829 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1800:1620):((short_GI_20
)?867:780);
830 else if (mcs
->rx_mask
[1] & BIT(3))
831 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1200:1080):((short_GI_20
)?578:520);
832 else if (mcs
->rx_mask
[1] & BIT(2))
833 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?900:810):((short_GI_20
)?433:390);
834 else if (mcs
->rx_mask
[1] & BIT(1))
835 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?600:540):((short_GI_20
)?289:260);
836 else if (mcs
->rx_mask
[1] & BIT(0))
837 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?300:270):((short_GI_20
)?144:130);
839 if (mcs
->rx_mask
[0] & BIT(7))
840 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1500:1350):((short_GI_20
)?722:650);
841 else if (mcs
->rx_mask
[0] & BIT(6))
842 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1350:1215):((short_GI_20
)?650:585);
843 else if (mcs
->rx_mask
[0] & BIT(5))
844 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?1200:1080):((short_GI_20
)?578:520);
845 else if (mcs
->rx_mask
[0] & BIT(4))
846 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?900:810):((short_GI_20
)?433:390);
847 else if (mcs
->rx_mask
[0] & BIT(3))
848 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?600:540):((short_GI_20
)?289:260);
849 else if (mcs
->rx_mask
[0] & BIT(2))
850 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?450:405):((short_GI_20
)?217:195);
851 else if (mcs
->rx_mask
[0] & BIT(1))
852 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?300:270):((short_GI_20
)?144:130);
853 else if (mcs
->rx_mask
[0] & BIT(0))
854 max_rate
= (bw_40MHz
) ? ((short_GI_40
)?150:135):((short_GI_20
)?72:65);