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 * 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
19 ******************************************************************************/
22 #include <drv_types.h>
23 #include <ieee80211.h>
25 #include <osdep_service.h>
26 #include <wlan_bssdef.h>
27 #include <usb_osintf.h>
29 u8 RTW_WPA_OUI_TYPE[] = { 0x00, 0x50, 0xf2, 1 };
30 u16 RTW_WPA_VERSION = 1;
31 u8 WPA_AUTH_KEY_MGMT_NONE[] = { 0x00, 0x50, 0xf2, 0 };
32 u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[] = { 0x00, 0x50, 0xf2, 1 };
33 u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[] = { 0x00, 0x50, 0xf2, 2 };
34 u8 WPA_CIPHER_SUITE_NONE[] = { 0x00, 0x50, 0xf2, 0 };
35 u8 WPA_CIPHER_SUITE_WEP40[] = { 0x00, 0x50, 0xf2, 1 };
36 u8 WPA_CIPHER_SUITE_TKIP[] = { 0x00, 0x50, 0xf2, 2 };
37 u8 WPA_CIPHER_SUITE_WRAP[] = { 0x00, 0x50, 0xf2, 3 };
38 u8 WPA_CIPHER_SUITE_CCMP[] = { 0x00, 0x50, 0xf2, 4 };
39 u8 WPA_CIPHER_SUITE_WEP104[] = { 0x00, 0x50, 0xf2, 5 };
41 u16 RSN_VERSION_BSD = 1;
42 u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[] = { 0x00, 0x0f, 0xac, 1 };
43 u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[] = { 0x00, 0x0f, 0xac, 2 };
44 u8 RSN_CIPHER_SUITE_NONE[] = { 0x00, 0x0f, 0xac, 0 };
45 u8 RSN_CIPHER_SUITE_WEP40[] = { 0x00, 0x0f, 0xac, 1 };
46 u8 RSN_CIPHER_SUITE_TKIP[] = { 0x00, 0x0f, 0xac, 2 };
47 u8 RSN_CIPHER_SUITE_WRAP[] = { 0x00, 0x0f, 0xac, 3 };
48 u8 RSN_CIPHER_SUITE_CCMP[] = { 0x00, 0x0f, 0xac, 4 };
49 u8 RSN_CIPHER_SUITE_WEP104[] = { 0x00, 0x0f, 0xac, 5 };
51 /* for adhoc-master to generate ie and provide supported-rate to fw */
54 static u8 WIFI_CCKRATES[] = {
55 (IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK),
56 (IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK),
57 (IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK),
58 (IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK)
61 static u8 WIFI_OFDMRATES[] = {
62 (IEEE80211_OFDM_RATE_6MB),
63 (IEEE80211_OFDM_RATE_9MB),
64 (IEEE80211_OFDM_RATE_12MB),
65 (IEEE80211_OFDM_RATE_18MB),
66 (IEEE80211_OFDM_RATE_24MB),
67 IEEE80211_OFDM_RATE_36MB,
68 IEEE80211_OFDM_RATE_48MB,
69 IEEE80211_OFDM_RATE_54MB
73 int rtw_get_bit_value_from_ieee_value(u8 val)
75 unsigned char dot11_rate_table[] = {
76 2, 4, 11, 22, 12, 18, 24, 36, 48,
77 72, 96, 108, 0}; /* last element must be zero!! */
80 while (dot11_rate_table[i] != 0) {
81 if (dot11_rate_table[i] == val)
88 uint rtw_is_cckrates_included(u8 *rate)
92 while (rate[i] != 0) {
93 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
94 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
101 uint rtw_is_cckratesonly_included(u8 *rate)
105 while (rate[i] != 0) {
106 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
107 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
115 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel)
118 if ((rtw_is_cckrates_included(rate)) == true)
119 return WIRELESS_INVALID;
122 } else { /* could be pure B, pure G, or B/G */
123 if ((rtw_is_cckratesonly_included(rate)) == true)
125 else if ((rtw_is_cckrates_included(rate)) == true)
126 return WIRELESS_11BG;
132 u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source,
135 memcpy((void *)pbuf, (void *)source, len);
136 *frlen = *frlen + len;
140 /* rtw_set_ie will update frame length */
147 uint *frlen /* frame length */
152 *(pbuf + 1) = (u8)len;
155 memcpy((void *)(pbuf + 2), (void *)source, len);
157 *frlen = *frlen + (len + 2);
159 return pbuf + len + 2;
162 inline u8 *rtw_set_ie_ch_switch (u8 *buf, u32 *buf_len, u8 ch_switch_mode,
163 u8 new_ch, u8 ch_switch_cnt)
167 ie_data[0] = ch_switch_mode;
169 ie_data[2] = ch_switch_cnt;
170 return rtw_set_ie(buf, WLAN_EID_CHANNEL_SWITCH, 3, ie_data, buf_len);
173 inline u8 secondary_ch_offset_to_hal_ch_offset(u8 ch_offset)
175 if (ch_offset == SCN)
176 return HAL_PRIME_CHNL_OFFSET_DONT_CARE;
177 else if (ch_offset == SCA)
178 return HAL_PRIME_CHNL_OFFSET_UPPER;
179 else if (ch_offset == SCB)
180 return HAL_PRIME_CHNL_OFFSET_LOWER;
182 return HAL_PRIME_CHNL_OFFSET_DONT_CARE;
185 inline u8 hal_ch_offset_to_secondary_ch_offset(u8 ch_offset)
187 if (ch_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)
189 else if (ch_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
191 else if (ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER)
197 inline u8 *rtw_set_ie_secondary_ch_offset(u8 *buf, u32 *buf_len, u8 secondary_ch_offset)
199 return rtw_set_ie(buf, WLAN_EID_SECONDARY_CHANNEL_OFFSET, 1, &secondary_ch_offset, buf_len);
202 inline u8 *rtw_set_ie_mesh_ch_switch_parm(u8 *buf, u32 *buf_len, u8 ttl,
203 u8 flags, u16 reason, u16 precedence)
209 RTW_PUT_LE16((u8 *)&ie_data[2], reason);
210 RTW_PUT_LE16((u8 *)&ie_data[4], precedence);
212 return rtw_set_ie(buf, 0x118, 6, ie_data, buf_len);
215 /*----------------------------------------------------------------------------
216 index: the information element id index, limit is the limit for search
217 -----------------------------------------------------------------------------*/
218 u8 *rtw_get_ie(u8 *pbuf, int index, int *len, int limit)
244 * rtw_get_ie_ex - Search specific IE from a series of IEs
245 * @in_ie: Address of IEs to search
246 * @in_len: Length limit from in_ie
247 * @eid: Element ID to match
249 * @oui_len: OUI length
250 * @ie: If not NULL and the specific IE is found, the IE will be copied to the buf starting from the specific IE
251 * @ielen: If not NULL and the specific IE is found, will set to the length of the entire IE
253 * Returns: The address of the specific IE found, or NULL
255 u8 *rtw_get_ie_ex(u8 *in_ie, uint in_len, u8 eid, u8 *oui, u8 oui_len, u8 *ie, uint *ielen)
258 u8 *target_ie = NULL;
264 if (!in_ie || in_len <= 0)
269 while (cnt < in_len) {
270 if (eid == in_ie[cnt] && (!oui || !memcmp(&in_ie[cnt+2], oui, oui_len))) {
271 target_ie = &in_ie[cnt];
274 memcpy(ie, &in_ie[cnt], in_ie[cnt+1]+2);
277 *ielen = in_ie[cnt+1]+2;
281 cnt += in_ie[cnt+1]+2; /* goto next */
288 * rtw_ies_remove_ie - Find matching IEs and remove
289 * @ies: Address of IEs to search
290 * @ies_len: Pointer of length of ies, will update to new length
291 * @offset: The offset to start scarch
292 * @eid: Element ID to match
294 * @oui_len: OUI length
296 * Returns: _SUCCESS: ies is updated, _FAIL: not updated
298 int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len)
306 if (!ies || !ies_len || *ies_len <= offset)
309 start = ies + offset;
310 search_len = *ies_len - offset;
313 target_ie = rtw_get_ie_ex(start, search_len, eid, oui, oui_len, NULL, &target_ielen);
314 if (target_ie && target_ielen) {
315 u8 buf[MAX_IE_SZ] = {0};
316 u8 *remain_ies = target_ie + target_ielen;
317 uint remain_len = search_len - (remain_ies - start);
319 memcpy(buf, remain_ies, remain_len);
320 memcpy(target_ie, buf, remain_len);
321 *ies_len = *ies_len - target_ielen;
325 search_len = remain_len;
334 void rtw_set_supported_rate(u8 *SupportedRates, uint mode)
337 _rtw_memset(SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX);
341 memcpy(SupportedRates, WIFI_CCKRATES, IEEE80211_CCK_RATE_LEN);
346 case WIRELESS_11A_5N:/* Todo: no basic rate for ofdm ? */
347 memcpy(SupportedRates, WIFI_OFDMRATES, IEEE80211_NUM_OFDM_RATESLEN);
350 case WIRELESS_11G_24N:
351 case WIRELESS_11_24N:
352 case WIRELESS_11BG_24N:
353 memcpy(SupportedRates, WIFI_CCKRATES, IEEE80211_CCK_RATE_LEN);
354 memcpy(SupportedRates + IEEE80211_CCK_RATE_LEN, WIFI_OFDMRATES, IEEE80211_NUM_OFDM_RATESLEN);
359 uint rtw_get_rateset_len(u8 *rateset)
363 if ((rateset[i]) == 0)
372 int rtw_generate_ie(struct registry_priv *pregistrypriv)
376 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
377 u8 *ie = pdev_network->IEs;
380 /* timestamp will be inserted by hardware */
384 /* beacon interval : 2bytes */
385 *(__le16 *)ie = cpu_to_le16((u16)pdev_network->Configuration.BeaconPeriod);/* BCN_INTERVAL; */
389 /* capability info */
392 *(__le16 *)ie |= cpu_to_le16(cap_IBSS);
394 if (pregistrypriv->preamble == PREAMBLE_SHORT)
395 *(__le16 *)ie |= cpu_to_le16(cap_ShortPremble);
397 if (pdev_network->Privacy)
398 *(__le16 *)ie |= cpu_to_le16(cap_Privacy);
404 ie = rtw_set_ie(ie, _SSID_IE_, pdev_network->Ssid.SsidLength, pdev_network->Ssid.Ssid, &sz);
406 /* supported rates */
407 if (pregistrypriv->wireless_mode == WIRELESS_11ABGN) {
408 if (pdev_network->Configuration.DSConfig > 14)
409 wireless_mode = WIRELESS_11A_5N;
411 wireless_mode = WIRELESS_11BG_24N;
413 wireless_mode = pregistrypriv->wireless_mode;
416 rtw_set_supported_rate(pdev_network->SupportedRates, wireless_mode);
418 rateLen = rtw_get_rateset_len(pdev_network->SupportedRates);
421 ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, 8, pdev_network->SupportedRates, &sz);
422 /* ie = rtw_set_ie(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (pdev_network->SupportedRates + 8), &sz); */
424 ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, rateLen, pdev_network->SupportedRates, &sz);
427 /* DS parameter set */
428 ie = rtw_set_ie(ie, _DSSET_IE_, 1, (u8 *)&(pdev_network->Configuration.DSConfig), &sz);
430 /* IBSS Parameter Set */
432 ie = rtw_set_ie(ie, _IBSS_PARA_IE_, 2, (u8 *)&(pdev_network->Configuration.ATIMWindow), &sz);
435 ie = rtw_set_ie(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (pdev_network->SupportedRates + 8), &sz);
440 unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit)
445 unsigned char wpa_oui_type[] = {0x00, 0x50, 0xf2, 0x01};
447 int limit_new = limit;
450 pbuf = rtw_get_ie(pbuf, _WPA_IE_ID_, &len, limit_new);
453 /* check if oui matches... */
454 if (!memcmp((pbuf + 2), wpa_oui_type, sizeof(wpa_oui_type)) == false)
457 /* check version... */
458 memcpy((u8 *)&le_tmp, (pbuf + 6), sizeof(val16));
460 val16 = le16_to_cpu(le_tmp);
463 *wpa_ie_len = *(pbuf + 1);
471 limit_new = limit - (pbuf - pie) - 2 - len;
480 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit)
483 return rtw_get_ie(pie, _WPA2_IE_ID_, rsn_ie_len, limit);
486 int rtw_get_wpa_cipher_suite(u8 *s)
488 if (!memcmp(s, WPA_CIPHER_SUITE_NONE, WPA_SELECTOR_LEN))
489 return WPA_CIPHER_NONE;
490 if (!memcmp(s, WPA_CIPHER_SUITE_WEP40, WPA_SELECTOR_LEN))
491 return WPA_CIPHER_WEP40;
492 if (!memcmp(s, WPA_CIPHER_SUITE_TKIP, WPA_SELECTOR_LEN))
493 return WPA_CIPHER_TKIP;
494 if (!memcmp(s, WPA_CIPHER_SUITE_CCMP, WPA_SELECTOR_LEN))
495 return WPA_CIPHER_CCMP;
496 if (!memcmp(s, WPA_CIPHER_SUITE_WEP104, WPA_SELECTOR_LEN))
497 return WPA_CIPHER_WEP104;
502 int rtw_get_wpa2_cipher_suite(u8 *s)
504 if (!memcmp(s, RSN_CIPHER_SUITE_NONE, RSN_SELECTOR_LEN))
505 return WPA_CIPHER_NONE;
506 if (!memcmp(s, RSN_CIPHER_SUITE_WEP40, RSN_SELECTOR_LEN))
507 return WPA_CIPHER_WEP40;
508 if (!memcmp(s, RSN_CIPHER_SUITE_TKIP, RSN_SELECTOR_LEN))
509 return WPA_CIPHER_TKIP;
510 if (!memcmp(s, RSN_CIPHER_SUITE_CCMP, RSN_SELECTOR_LEN))
511 return WPA_CIPHER_CCMP;
512 if (!memcmp(s, RSN_CIPHER_SUITE_WEP104, RSN_SELECTOR_LEN))
513 return WPA_CIPHER_WEP104;
519 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
521 int i, ret = _SUCCESS;
524 u8 SUITE_1X[4] = {0x00, 0x50, 0xf2, 1};
526 if (wpa_ie_len <= 0) {
527 /* No WPA IE - fail silently */
532 if ((*wpa_ie != _WPA_IE_ID_) || (*(wpa_ie+1) != (u8)(wpa_ie_len - 2)) ||
533 (memcmp(wpa_ie+2, RTW_WPA_OUI_TYPE, WPA_SELECTOR_LEN)))
539 left = wpa_ie_len - 8;
543 if (left >= WPA_SELECTOR_LEN) {
544 *group_cipher = rtw_get_wpa_cipher_suite(pos);
545 pos += WPA_SELECTOR_LEN;
546 left -= WPA_SELECTOR_LEN;
547 } else if (left > 0) {
548 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie length mismatch, %u too much", __func__, left));
552 /* pairwise_cipher */
554 count = RTW_GET_LE16(pos);
558 if (count == 0 || left < count * WPA_SELECTOR_LEN) {
559 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie count botch (pairwise), "
560 "count %u left %u", __func__, count, left));
564 for (i = 0; i < count; i++) {
565 *pairwise_cipher |= rtw_get_wpa_cipher_suite(pos);
567 pos += WPA_SELECTOR_LEN;
568 left -= WPA_SELECTOR_LEN;
570 } else if (left == 1) {
571 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie too short (for key mgmt)", __func__));
578 if (!memcmp(pos, SUITE_1X, 4)) {
579 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s : there has 802.1x auth\n", __func__));
588 int rtw_parse_wpa2_ie(u8 *rsn_ie, int rsn_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
590 int i, ret = _SUCCESS;
593 u8 SUITE_1X[4] = {0x00, 0x0f, 0xac, 0x01};
595 if (rsn_ie_len <= 0) {
596 /* No RSN IE - fail silently */
601 if ((*rsn_ie != _WPA2_IE_ID_) || (*(rsn_ie+1) != (u8)(rsn_ie_len - 2)))
606 left = rsn_ie_len - 4;
609 if (left >= RSN_SELECTOR_LEN) {
610 *group_cipher = rtw_get_wpa2_cipher_suite(pos);
612 pos += RSN_SELECTOR_LEN;
613 left -= RSN_SELECTOR_LEN;
615 } else if (left > 0) {
616 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie length mismatch, %u too much", __func__, left));
620 /* pairwise_cipher */
622 count = RTW_GET_LE16(pos);
626 if (count == 0 || left < count * RSN_SELECTOR_LEN) {
627 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie count botch (pairwise), "
628 "count %u left %u", __func__, count, left));
632 for (i = 0; i < count; i++) {
633 *pairwise_cipher |= rtw_get_wpa2_cipher_suite(pos);
635 pos += RSN_SELECTOR_LEN;
636 left -= RSN_SELECTOR_LEN;
639 } else if (left == 1) {
640 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie too short (for key mgmt)", __func__));
648 if (!memcmp(pos, SUITE_1X, 4)) {
649 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s (): there has 802.1x auth\n", __func__));
657 int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len)
659 u8 authmode, sec_idx, i;
660 u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01};
664 /* Search required WPA or WPA2 IE and copy to sec_ie[] */
666 cnt = (_TIMESTAMP_ + _BEACON_ITERVAL_ + _CAPABILITY_);
670 while (cnt < in_len) {
671 authmode = in_ie[cnt];
673 if ((authmode == _WPA_IE_ID_) && (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) {
674 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
675 ("\n rtw_get_wpa_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n",
676 sec_idx, in_ie[cnt+1]+2));
679 memcpy(wpa_ie, &in_ie[cnt], in_ie[cnt+1]+2);
681 for (i = 0; i < (in_ie[cnt+1]+2); i += 8) {
682 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
683 ("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
684 wpa_ie[i], wpa_ie[i+1], wpa_ie[i+2], wpa_ie[i+3], wpa_ie[i+4],
685 wpa_ie[i+5], wpa_ie[i+6], wpa_ie[i+7]));
689 *wpa_len = in_ie[cnt+1]+2;
690 cnt += in_ie[cnt+1]+2; /* get next */
692 if (authmode == _WPA2_IE_ID_) {
693 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
694 ("\n get_rsn_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n",
695 sec_idx, in_ie[cnt+1]+2));
698 memcpy(rsn_ie, &in_ie[cnt], in_ie[cnt+1]+2);
700 for (i = 0; i < (in_ie[cnt+1]+2); i += 8) {
701 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
702 ("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
703 rsn_ie[i], rsn_ie[i+1], rsn_ie[i+2], rsn_ie[i+3], rsn_ie[i+4],
704 rsn_ie[i+5], rsn_ie[i+6], rsn_ie[i+7]));
708 *rsn_len = in_ie[cnt+1]+2;
709 cnt += in_ie[cnt+1]+2; /* get next */
711 cnt += in_ie[cnt+1]+2; /* get next */
717 return *rsn_len + *wpa_len;
720 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen)
723 u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
730 if ((eid == _WPA_IE_ID_) && (!memcmp(&ie_ptr[2], wps_oui, 4))) {
731 *wps_ielen = ie_ptr[1]+2;
738 * rtw_get_wps_ie - Search WPS IE from a series of IEs
739 * @in_ie: Address of IEs to search
740 * @in_len: Length limit from in_ie
741 * @wps_ie: If not NULL and WPS IE is found, WPS IE will be copied to the buf starting from wps_ie
742 * @wps_ielen: If not NULL and WPS IE is found, will set to the length of the entire WPS IE
744 * Returns: The address of the WPS IE found, or NULL
746 u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen)
749 u8 *wpsie_ptr = NULL;
750 u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
755 if (!in_ie || in_len <= 0)
760 while (cnt < in_len) {
763 if ((eid == _WPA_IE_ID_) && (!memcmp(&in_ie[cnt+2], wps_oui, 4))) {
764 wpsie_ptr = &in_ie[cnt];
767 memcpy(wps_ie, &in_ie[cnt], in_ie[cnt+1]+2);
770 *wps_ielen = in_ie[cnt+1]+2;
772 cnt += in_ie[cnt+1]+2;
776 cnt += in_ie[cnt+1]+2; /* goto next */
783 * rtw_get_wps_attr - Search a specific WPS attribute from a given WPS IE
784 * @wps_ie: Address of WPS IE to search
785 * @wps_ielen: Length limit from wps_ie
786 * @target_attr_id: The attribute ID of WPS attribute to search
787 * @buf_attr: If not NULL and the WPS attribute is found, WPS attribute will be copied to the buf starting from buf_attr
788 * @len_attr: If not NULL and the WPS attribute is found, will set to the length of the entire WPS attribute
790 * Returns: the address of the specific WPS attribute found, or NULL
792 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_attr, u32 *len_attr)
795 u8 *target_attr_ptr = NULL;
796 u8 wps_oui[4] = {0x00, 0x50, 0xF2, 0x04};
801 if ((wps_ie[0] != _VENDOR_SPECIFIC_IE_) ||
802 (memcmp(wps_ie + 2, wps_oui , 4)))
805 /* 6 = 1(Element ID) + 1(Length) + 4(WPS OUI) */
806 attr_ptr = wps_ie + 6; /* goto first attr */
808 while (attr_ptr - wps_ie < wps_ielen) {
809 /* 4 = 2(Attribute ID) + 2(Length) */
810 u16 attr_id = RTW_GET_BE16(attr_ptr);
811 u16 attr_data_len = RTW_GET_BE16(attr_ptr + 2);
812 u16 attr_len = attr_data_len + 4;
814 if (attr_id == target_attr_id) {
815 target_attr_ptr = attr_ptr;
817 memcpy(buf_attr, attr_ptr, attr_len);
819 *len_attr = attr_len;
822 attr_ptr += attr_len; /* goto next */
825 return target_attr_ptr;
829 * rtw_get_wps_attr_content - Search a specific WPS attribute content from a given WPS IE
830 * @wps_ie: Address of WPS IE to search
831 * @wps_ielen: Length limit from wps_ie
832 * @target_attr_id: The attribute ID of WPS attribute to search
833 * @buf_content: If not NULL and the WPS attribute is found, WPS attribute content will be copied to the buf starting from buf_content
834 * @len_content: If not NULL and the WPS attribute is found, will set to the length of the WPS attribute content
836 * Returns: the address of the specific WPS attribute content found, or NULL
838 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id , u8 *buf_content, uint *len_content)
846 attr_ptr = rtw_get_wps_attr(wps_ie, wps_ielen, target_attr_id, NULL, &attr_len);
848 if (attr_ptr && attr_len) {
850 memcpy(buf_content, attr_ptr+4, attr_len-4);
853 *len_content = attr_len-4;
861 static int rtw_ieee802_11_parse_vendor_specific(u8 *pos, uint elen,
862 struct rtw_ieee802_11_elems *elems,
867 /* first 3 bytes in vendor specific information element are the IEEE
868 * OUI of the vendor. The following byte is used a vendor specific
872 DBG_88E("short vendor specific information element ignored (len=%lu)\n",
873 (unsigned long) elen);
878 oui = RTW_GET_BE24(pos);
881 /* Microsoft/Wi-Fi information elements are further typed and
885 /* Microsoft OUI (00:50:F2) with OUI Type 1:
886 * real WPA information element */
888 elems->wpa_ie_len = elen;
890 case WME_OUI_TYPE: /* this is a Wi-Fi WME info. element */
892 DBG_88E("short WME information element ignored (len=%lu)\n",
893 (unsigned long) elen);
897 case WME_OUI_SUBTYPE_INFORMATION_ELEMENT:
898 case WME_OUI_SUBTYPE_PARAMETER_ELEMENT:
900 elems->wme_len = elen;
902 case WME_OUI_SUBTYPE_TSPEC_ELEMENT:
903 elems->wme_tspec = pos;
904 elems->wme_tspec_len = elen;
907 DBG_88E("unknown WME information element ignored (subtype=%d len=%lu)\n",
908 pos[4], (unsigned long) elen);
913 /* Wi-Fi Protected Setup (WPS) IE */
915 elems->wps_ie_len = elen;
918 DBG_88E("Unknown Microsoft information element ignored (type=%d len=%lu)\n",
919 pos[3], (unsigned long) elen);
926 case VENDOR_HT_CAPAB_OUI_TYPE:
927 elems->vendor_ht_cap = pos;
928 elems->vendor_ht_cap_len = elen;
931 DBG_88E("Unknown Broadcom information element ignored (type=%d len=%lu)\n",
932 pos[3], (unsigned long) elen);
937 DBG_88E("unknown vendor specific information element ignored (vendor OUI %02x:%02x:%02x len=%lu)\n",
938 pos[0], pos[1], pos[2], (unsigned long) elen);
945 * ieee802_11_parse_elems - Parse information elements in management frames
946 * @start: Pointer to the start of IEs
947 * @len: Length of IE buffer in octets
948 * @elems: Data structure for parsed elements
949 * @show_errors: Whether to show parsing errors in debug log
950 * Returns: Parsing result
952 enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len,
953 struct rtw_ieee802_11_elems *elems,
960 _rtw_memset(elems, 0, sizeof(*elems));
971 DBG_88E("IEEE 802.11 element parse failed (id=%d elen=%d left=%lu)\n",
972 id, elen, (unsigned long) left);
980 elems->ssid_len = elen;
982 case WLAN_EID_SUPP_RATES:
983 elems->supp_rates = pos;
984 elems->supp_rates_len = elen;
986 case WLAN_EID_FH_PARAMS:
987 elems->fh_params = pos;
988 elems->fh_params_len = elen;
990 case WLAN_EID_DS_PARAMS:
991 elems->ds_params = pos;
992 elems->ds_params_len = elen;
994 case WLAN_EID_CF_PARAMS:
995 elems->cf_params = pos;
996 elems->cf_params_len = elen;
1000 elems->tim_len = elen;
1002 case WLAN_EID_IBSS_PARAMS:
1003 elems->ibss_params = pos;
1004 elems->ibss_params_len = elen;
1006 case WLAN_EID_CHALLENGE:
1007 elems->challenge = pos;
1008 elems->challenge_len = elen;
1010 case WLAN_EID_ERP_INFO:
1011 elems->erp_info = pos;
1012 elems->erp_info_len = elen;
1014 case WLAN_EID_EXT_SUPP_RATES:
1015 elems->ext_supp_rates = pos;
1016 elems->ext_supp_rates_len = elen;
1018 case WLAN_EID_VENDOR_SPECIFIC:
1019 if (rtw_ieee802_11_parse_vendor_specific(pos, elen, elems, show_errors))
1023 elems->rsn_ie = pos;
1024 elems->rsn_ie_len = elen;
1026 case WLAN_EID_PWR_CAPABILITY:
1027 elems->power_cap = pos;
1028 elems->power_cap_len = elen;
1030 case WLAN_EID_SUPPORTED_CHANNELS:
1031 elems->supp_channels = pos;
1032 elems->supp_channels_len = elen;
1034 case WLAN_EID_MOBILITY_DOMAIN:
1036 elems->mdie_len = elen;
1038 case WLAN_EID_FAST_BSS_TRANSITION:
1040 elems->ftie_len = elen;
1042 case WLAN_EID_TIMEOUT_INTERVAL:
1043 elems->timeout_int = pos;
1044 elems->timeout_int_len = elen;
1046 case WLAN_EID_HT_CAP:
1047 elems->ht_capabilities = pos;
1048 elems->ht_capabilities_len = elen;
1050 case WLAN_EID_HT_OPERATION:
1051 elems->ht_operation = pos;
1052 elems->ht_operation_len = elen;
1058 DBG_88E("IEEE 802.11 element parse ignored unknown element (id=%d elen=%d)\n",
1067 return unknown ? ParseUnknown : ParseOK;
1070 u8 key_char2num(u8 ch)
1072 if ((ch >= '0') && (ch <= '9'))
1074 else if ((ch >= 'a') && (ch <= 'f'))
1075 return ch - 'a' + 10;
1076 else if ((ch >= 'A') && (ch <= 'F'))
1077 return ch - 'A' + 10;
1082 u8 str_2char2num(u8 hch, u8 lch)
1084 return (key_char2num(hch) * 10) + key_char2num(lch);
1087 u8 key_2char2num(u8 hch, u8 lch)
1089 return (key_char2num(hch) << 4) | key_char2num(lch);
1092 void rtw_macaddr_cfg(u8 *mac_addr)
1095 if (mac_addr == NULL)
1098 if (rtw_initmac) { /* Users specify the mac address */
1101 for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3)
1102 mac[jj] = key_2char2num(rtw_initmac[kk], rtw_initmac[kk + 1]);
1103 memcpy(mac_addr, mac, ETH_ALEN);
1104 } else { /* Use the mac address stored in the Efuse */
1105 memcpy(mac, mac_addr, ETH_ALEN);
1108 if (((mac[0] == 0xff) && (mac[1] == 0xff) && (mac[2] == 0xff) &&
1109 (mac[3] == 0xff) && (mac[4] == 0xff) && (mac[5] == 0xff)) ||
1110 ((mac[0] == 0x0) && (mac[1] == 0x0) && (mac[2] == 0x0) &&
1111 (mac[3] == 0x0) && (mac[4] == 0x0) && (mac[5] == 0x0))) {
1118 /* use default mac address */
1119 memcpy(mac_addr, mac, ETH_ALEN);
1120 DBG_88E("MAC Address from efuse error, assign default one !!!\n");
1123 DBG_88E("rtw_macaddr_cfg MAC Address = %pM\n", (mac_addr));
1126 void dump_ies(u8 *buf, u32 buf_len)
1128 u8 *pos = (u8 *)buf;
1131 while (pos-buf <= buf_len) {
1135 DBG_88E("%s ID:%u, LEN:%u\n", __func__, id, len);
1136 #ifdef CONFIG_88EU_P2P
1137 dump_p2p_ie(pos, len);
1139 dump_wps_ie(pos, len);
1145 void dump_wps_ie(u8 *ie, u32 ie_len)
1153 wps_ie = rtw_get_wps_ie(ie, ie_len, NULL, &wps_ielen);
1154 if (wps_ie != ie || wps_ielen == 0)
1158 while (pos-ie < ie_len) {
1159 id = RTW_GET_BE16(pos);
1160 len = RTW_GET_BE16(pos + 2);
1161 DBG_88E("%s ID:0x%04x, LEN:%u\n", __func__, id, len);
1166 #ifdef CONFIG_88EU_P2P
1167 void dump_p2p_ie(u8 *ie, u32 ie_len)
1175 p2p_ie = rtw_get_p2p_ie(ie, ie_len, NULL, &p2p_ielen);
1176 if (p2p_ie != ie || p2p_ielen == 0)
1180 while (pos-ie < ie_len) {
1182 len = RTW_GET_LE16(pos+1);
1183 DBG_88E("%s ID:%u, LEN:%u\n", __func__, id, len);
1189 * rtw_get_p2p_ie - Search P2P IE from a series of IEs
1190 * @in_ie: Address of IEs to search
1191 * @in_len: Length limit from in_ie
1192 * @p2p_ie: If not NULL and P2P IE is found, P2P IE will be copied to the buf starting from p2p_ie
1193 * @p2p_ielen: If not NULL and P2P IE is found, will set to the length of the entire P2P IE
1195 * Returns: The address of the P2P IE found, or NULL
1197 u8 *rtw_get_p2p_ie(u8 *in_ie, int in_len, u8 *p2p_ie, uint *p2p_ielen)
1201 u8 eid, p2p_oui[4] = {0x50, 0x6F, 0x9A, 0x09};
1203 if (p2p_ielen != NULL)
1206 while (cnt < in_len) {
1208 if ((in_len < 0) || (cnt > MAX_IE_SZ)) {
1212 if ((eid == _VENDOR_SPECIFIC_IE_) && (!memcmp(&in_ie[cnt+2], p2p_oui, 4))) {
1213 p2p_ie_ptr = in_ie + cnt;
1216 memcpy(p2p_ie, &in_ie[cnt], in_ie[cnt + 1] + 2);
1217 if (p2p_ielen != NULL)
1218 *p2p_ielen = in_ie[cnt + 1] + 2;
1221 cnt += in_ie[cnt + 1] + 2; /* goto next */
1228 * rtw_get_p2p_attr - Search a specific P2P attribute from a given P2P IE
1229 * @p2p_ie: Address of P2P IE to search
1230 * @p2p_ielen: Length limit from p2p_ie
1231 * @target_attr_id: The attribute ID of P2P attribute to search
1232 * @buf_attr: If not NULL and the P2P attribute is found, P2P attribute will be copied to the buf starting from buf_attr
1233 * @len_attr: If not NULL and the P2P attribute is found, will set to the length of the entire P2P attribute
1235 * Returns: the address of the specific WPS attribute found, or NULL
1237 u8 *rtw_get_p2p_attr(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id , u8 *buf_attr, u32 *len_attr)
1239 u8 *attr_ptr = NULL;
1240 u8 *target_attr_ptr = NULL;
1241 u8 p2p_oui[4] = {0x50, 0x6F, 0x9A, 0x09};
1246 if (!p2p_ie || (p2p_ie[0] != _VENDOR_SPECIFIC_IE_) ||
1247 (memcmp(p2p_ie + 2, p2p_oui , 4)))
1250 /* 6 = 1(Element ID) + 1(Length) + 3 (OUI) + 1(OUI Type) */
1251 attr_ptr = p2p_ie + 6; /* goto first attr */
1253 while (attr_ptr - p2p_ie < p2p_ielen) {
1254 /* 3 = 1(Attribute ID) + 2(Length) */
1255 u8 attr_id = *attr_ptr;
1256 u16 attr_data_len = RTW_GET_LE16(attr_ptr + 1);
1257 u16 attr_len = attr_data_len + 3;
1259 if (attr_id == target_attr_id) {
1260 target_attr_ptr = attr_ptr;
1263 memcpy(buf_attr, attr_ptr, attr_len);
1265 *len_attr = attr_len;
1268 attr_ptr += attr_len; /* goto next */
1271 return target_attr_ptr;
1275 * rtw_get_p2p_attr_content - Search a specific P2P attribute content from a given P2P IE
1276 * @p2p_ie: Address of P2P IE to search
1277 * @p2p_ielen: Length limit from p2p_ie
1278 * @target_attr_id: The attribute ID of P2P attribute to search
1279 * @buf_content: If not NULL and the P2P attribute is found, P2P attribute content will be copied to the buf starting from buf_content
1280 * @len_content: If not NULL and the P2P attribute is found, will set to the length of the P2P attribute content
1282 * Returns: the address of the specific P2P attribute content found, or NULL
1284 u8 *rtw_get_p2p_attr_content(u8 *p2p_ie, uint p2p_ielen, u8 target_attr_id , u8 *buf_content, uint *len_content)
1292 attr_ptr = rtw_get_p2p_attr(p2p_ie, p2p_ielen, target_attr_id, NULL, &attr_len);
1294 if (attr_ptr && attr_len) {
1296 memcpy(buf_content, attr_ptr+3, attr_len-3);
1299 *len_content = attr_len-3;
1307 u32 rtw_set_p2p_attr_content(u8 *pbuf, u8 attr_id, u16 attr_len, u8 *pdata_attr)
1313 /* u16*)(pbuf + 1) = cpu_to_le16(attr_len); */
1314 RTW_PUT_LE16(pbuf + 1, attr_len);
1317 memcpy(pbuf + 3, pdata_attr, attr_len);
1319 a_len = attr_len + 3;
1324 static uint rtw_p2p_attr_remove(u8 *ie, uint ielen_ori, u8 attr_id)
1327 u32 target_attr_len;
1328 uint ielen = ielen_ori;
1331 target_attr = rtw_get_p2p_attr(ie, ielen, attr_id, NULL, &target_attr_len);
1332 if (target_attr && target_attr_len) {
1333 u8 *next_attr = target_attr+target_attr_len;
1334 uint remain_len = ielen-(next_attr-ie);
1336 _rtw_memset(target_attr, 0, target_attr_len);
1337 memcpy(target_attr, next_attr, remain_len);
1338 _rtw_memset(target_attr+remain_len, 0, target_attr_len);
1339 *(ie+1) -= target_attr_len;
1340 ielen -= target_attr_len;
1348 void rtw_wlan_bssid_ex_remove_p2p_attr(struct wlan_bssid_ex *bss_ex, u8 attr_id)
1351 uint p2p_ielen, p2p_ielen_ori;
1353 p2p_ie = rtw_get_p2p_ie(bss_ex->IEs+_FIXED_IE_LENGTH_, bss_ex->IELength-_FIXED_IE_LENGTH_, NULL, &p2p_ielen_ori);
1355 p2p_ielen = rtw_p2p_attr_remove(p2p_ie, p2p_ielen_ori, attr_id);
1356 if (p2p_ielen != p2p_ielen_ori) {
1357 u8 *next_ie_ori = p2p_ie+p2p_ielen_ori;
1358 u8 *next_ie = p2p_ie+p2p_ielen;
1359 uint remain_len = bss_ex->IELength-(next_ie_ori-bss_ex->IEs);
1361 memcpy(next_ie, next_ie_ori, remain_len);
1362 _rtw_memset(next_ie+remain_len, 0, p2p_ielen_ori-p2p_ielen);
1363 bss_ex->IELength -= p2p_ielen_ori-p2p_ielen;
1368 #endif /* CONFIG_88EU_P2P */
1370 /* Baron adds to avoid FreeBSD warning */
1371 int ieee80211_is_empty_essid(const char *essid, int essid_len)
1373 /* Single white space is for Linksys APs */
1374 if (essid_len == 1 && essid[0] == ' ')
1377 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1380 if (essid[essid_len] != '\0')
1387 int ieee80211_get_hdrlen(u16 fc)
1391 switch (WLAN_FC_GET_TYPE(fc)) {
1392 case RTW_IEEE80211_FTYPE_DATA:
1393 if (fc & RTW_IEEE80211_STYPE_QOS_DATA)
1395 if ((fc & RTW_IEEE80211_FCTL_FROMDS) && (fc & RTW_IEEE80211_FCTL_TODS))
1396 hdrlen += 6; /* Addr4 */
1398 case RTW_IEEE80211_FTYPE_CTL:
1399 switch (WLAN_FC_GET_STYPE(fc)) {
1400 case RTW_IEEE80211_STYPE_CTS:
1401 case RTW_IEEE80211_STYPE_ACK:
1414 static int rtw_get_cipher_info(struct wlan_network *pnetwork)
1417 unsigned char *pbuf;
1418 int group_cipher = 0, pairwise_cipher = 0, is8021x = 0;
1420 pbuf = rtw_get_wpa_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength-12);
1422 if (pbuf && (wpa_ielen > 0)) {
1423 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_cipher_info: wpa_ielen: %d", wpa_ielen));
1424 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is8021x)) {
1425 pnetwork->BcnInfo.pairwise_cipher = pairwise_cipher;
1426 pnetwork->BcnInfo.group_cipher = group_cipher;
1427 pnetwork->BcnInfo.is_8021x = is8021x;
1428 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s: pnetwork->pairwise_cipher: %d, is_8021x is %d",
1429 __func__, pnetwork->BcnInfo.pairwise_cipher, pnetwork->BcnInfo.is_8021x));
1433 pbuf = rtw_get_wpa2_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength-12);
1435 if (pbuf && (wpa_ielen > 0)) {
1436 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("get RSN IE\n"));
1437 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is8021x)) {
1438 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("get RSN IE OK!!!\n"));
1439 pnetwork->BcnInfo.pairwise_cipher = pairwise_cipher;
1440 pnetwork->BcnInfo.group_cipher = group_cipher;
1441 pnetwork->BcnInfo.is_8021x = is8021x;
1442 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s: pnetwork->pairwise_cipher: %d,"
1443 "pnetwork->group_cipher is %d, is_8021x is %d", __func__, pnetwork->BcnInfo.pairwise_cipher,
1444 pnetwork->BcnInfo.group_cipher, pnetwork->BcnInfo.is_8021x));
1453 void rtw_get_bcn_info(struct wlan_network *pnetwork)
1455 unsigned short cap = 0;
1458 u16 wpa_len = 0, rsn_len = 0;
1459 struct HT_info_element *pht_info = NULL;
1460 struct rtw_ieee80211_ht_cap *pht_cap = NULL;
1464 memcpy(&le_tmp, rtw_get_capability_from_ie(pnetwork->network.IEs), 2);
1465 cap = le16_to_cpu(le_tmp);
1466 if (cap & WLAN_CAPABILITY_PRIVACY) {
1468 pnetwork->network.Privacy = 1;
1470 pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_OPENSYS;
1472 rtw_get_sec_ie(pnetwork->network.IEs , pnetwork->network.IELength, NULL, &rsn_len, NULL, &wpa_len);
1473 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: ssid =%s\n", pnetwork->network.Ssid.Ssid));
1474 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: wpa_len =%d rsn_len =%d\n", wpa_len, rsn_len));
1475 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: ssid =%s\n", pnetwork->network.Ssid.Ssid));
1476 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: wpa_len =%d rsn_len =%d\n", wpa_len, rsn_len));
1479 pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1480 } else if (wpa_len > 0) {
1481 pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA;
1484 pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WEP;
1486 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: pnetwork->encryp_protocol is %x\n",
1487 pnetwork->BcnInfo.encryp_protocol));
1488 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: pnetwork->encryp_protocol is %x\n",
1489 pnetwork->BcnInfo.encryp_protocol));
1490 rtw_get_cipher_info(pnetwork);
1492 /* get bwmode and ch_offset */
1493 /* parsing HT_CAP_IE */
1494 p = rtw_get_ie(pnetwork->network.IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pnetwork->network.IELength - _FIXED_IE_LENGTH_);
1496 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
1497 pnetwork->BcnInfo.ht_cap_info = pht_cap->cap_info;
1499 pnetwork->BcnInfo.ht_cap_info = 0;
1501 /* parsing HT_INFO_IE */
1502 p = rtw_get_ie(pnetwork->network.IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, pnetwork->network.IELength - _FIXED_IE_LENGTH_);
1504 pht_info = (struct HT_info_element *)(p + 2);
1505 pnetwork->BcnInfo.ht_info_infos_0 = pht_info->infos[0];
1507 pnetwork->BcnInfo.ht_info_infos_0 = 0;
1511 /* show MCS rate, unit: 100Kbps */
1512 u16 rtw_mcs_rate(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40, unsigned char *MCS_rate)
1516 if (rf_type == RF_1T1R) {
1517 if (MCS_rate[0] & BIT(7))
1518 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1500 : 1350) : ((short_GI_20) ? 722 : 650);
1519 else if (MCS_rate[0] & BIT(6))
1520 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1350 : 1215) : ((short_GI_20) ? 650 : 585);
1521 else if (MCS_rate[0] & BIT(5))
1522 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1200 : 1080) : ((short_GI_20) ? 578 : 520);
1523 else if (MCS_rate[0] & BIT(4))
1524 max_rate = (bw_40MHz) ? ((short_GI_40) ? 900 : 810) : ((short_GI_20) ? 433 : 390);
1525 else if (MCS_rate[0] & BIT(3))
1526 max_rate = (bw_40MHz) ? ((short_GI_40) ? 600 : 540) : ((short_GI_20) ? 289 : 260);
1527 else if (MCS_rate[0] & BIT(2))
1528 max_rate = (bw_40MHz) ? ((short_GI_40) ? 450 : 405) : ((short_GI_20) ? 217 : 195);
1529 else if (MCS_rate[0] & BIT(1))
1530 max_rate = (bw_40MHz) ? ((short_GI_40) ? 300 : 270) : ((short_GI_20) ? 144 : 130);
1531 else if (MCS_rate[0] & BIT(0))
1532 max_rate = (bw_40MHz) ? ((short_GI_40) ? 150 : 135) : ((short_GI_20) ? 72 : 65);
1535 if (MCS_rate[1] & BIT(7))
1536 max_rate = (bw_40MHz) ? ((short_GI_40) ? 3000 : 2700) : ((short_GI_20) ? 1444 : 1300);
1537 else if (MCS_rate[1] & BIT(6))
1538 max_rate = (bw_40MHz) ? ((short_GI_40) ? 2700 : 2430) : ((short_GI_20) ? 1300 : 1170);
1539 else if (MCS_rate[1] & BIT(5))
1540 max_rate = (bw_40MHz) ? ((short_GI_40) ? 2400 : 2160) : ((short_GI_20) ? 1156 : 1040);
1541 else if (MCS_rate[1] & BIT(4))
1542 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1800 : 1620) : ((short_GI_20) ? 867 : 780);
1543 else if (MCS_rate[1] & BIT(3))
1544 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1200 : 1080) : ((short_GI_20) ? 578 : 520);
1545 else if (MCS_rate[1] & BIT(2))
1546 max_rate = (bw_40MHz) ? ((short_GI_40) ? 900 : 810) : ((short_GI_20) ? 433 : 390);
1547 else if (MCS_rate[1] & BIT(1))
1548 max_rate = (bw_40MHz) ? ((short_GI_40) ? 600 : 540) : ((short_GI_20) ? 289 : 260);
1549 else if (MCS_rate[1] & BIT(0))
1550 max_rate = (bw_40MHz) ? ((short_GI_40) ? 300 : 270) : ((short_GI_20) ? 144 : 130);
1552 if (MCS_rate[0] & BIT(7))
1553 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1500 : 1350) : ((short_GI_20) ? 722 : 650);
1554 else if (MCS_rate[0] & BIT(6))
1555 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1350 : 1215) : ((short_GI_20) ? 650 : 585);
1556 else if (MCS_rate[0] & BIT(5))
1557 max_rate = (bw_40MHz) ? ((short_GI_40) ? 1200 : 1080) : ((short_GI_20) ? 578 : 520);
1558 else if (MCS_rate[0] & BIT(4))
1559 max_rate = (bw_40MHz) ? ((short_GI_40) ? 900 : 810) : ((short_GI_20) ? 433 : 390);
1560 else if (MCS_rate[0] & BIT(3))
1561 max_rate = (bw_40MHz) ? ((short_GI_40) ? 600 : 540) : ((short_GI_20) ? 289 : 260);
1562 else if (MCS_rate[0] & BIT(2))
1563 max_rate = (bw_40MHz) ? ((short_GI_40) ? 450 : 405) : ((short_GI_20) ? 217 : 195);
1564 else if (MCS_rate[0] & BIT(1))
1565 max_rate = (bw_40MHz) ? ((short_GI_40) ? 300 : 270) : ((short_GI_20) ? 144 : 130);
1566 else if (MCS_rate[0] & BIT(0))
1567 max_rate = (bw_40MHz) ? ((short_GI_40) ? 150 : 135) : ((short_GI_20) ? 72 : 65);
1573 int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action)
1575 const u8 *frame_body = frame + sizeof(struct rtw_ieee80211_hdr_3addr);
1579 fc = le16_to_cpu(((struct rtw_ieee80211_hdr_3addr *)frame)->frame_ctl);
1581 if ((fc & (RTW_IEEE80211_FCTL_FTYPE|RTW_IEEE80211_FCTL_STYPE)) !=
1582 (RTW_IEEE80211_FTYPE_MGMT|RTW_IEEE80211_STYPE_ACTION))
1588 case RTW_WLAN_CATEGORY_P2P: /* vendor-specific */
1602 static const char *_action_public_str[] = {
1603 "ACT_PUB_BSSCOEXIST",
1604 "ACT_PUB_DSE_ENABLE",
1605 "ACT_PUB_DSE_DEENABLE",
1606 "ACT_PUB_DSE_REG_LOCATION",
1607 "ACT_PUB_EXT_CHL_SWITCH",
1608 "ACT_PUB_DSE_MSR_REQ",
1609 "ACT_PUB_DSE_MSR_RPRT",
1611 "ACT_PUB_DSE_PWR_CONSTRAINT",
1613 "ACT_PUB_GAS_INITIAL_REQ",
1614 "ACT_PUB_GAS_INITIAL_RSP",
1615 "ACT_PUB_GAS_COMEBACK_REQ",
1616 "ACT_PUB_GAS_COMEBACK_RSP",
1617 "ACT_PUB_TDLS_DISCOVERY_RSP",
1618 "ACT_PUB_LOCATION_TRACK",
1622 const char *action_public_str(u8 action)
1624 action = (action >= ACT_PUBLIC_MAX) ? ACT_PUBLIC_MAX : action;
1625 return _action_public_str[action];