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Re: [PATCH 01/19] libertas: remove WPA_SUPPLICANT structure

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On Thu, 2007-05-10 at 22:50 -0400, Dan Williams wrote:
> Start to normalize bss_descriptor with ieee80211_network so we can
> eventually replace bss_descriptor more easily.

Ignore this one, accidentally sent outside the thread.

> Signed-off-by: Dan Williams <dcbw@xxxxxxxxxx>
> ---
>  drivers/net/wireless/libertas/scan.c |  115 +++++++++++++--------------------
>  drivers/net/wireless/libertas/scan.h |    8 ++-
>  2 files changed, 50 insertions(+), 73 deletions(-)
> 
> diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
> index e187062..400558a 100644
> --- a/drivers/net/wireless/libertas/scan.c
> +++ b/drivers/net/wireless/libertas/scan.c
> @@ -95,10 +95,9 @@ static int is_network_compatible(wlan_adapter * adapter, int index, int mode)
>  		if (adapter->secinfo.WEPstatus == wlan802_11WEPdisabled
>  		    && !adapter->secinfo.WPAenabled
>  		    && !adapter->secinfo.WPA2enabled
> -		    && adapter->scantable[index].wpa_supplicant.wpa_ie[0] !=
> -		    WPA_IE
> -		    && adapter->scantable[index].wpa2_supplicant.wpa_ie[0] !=
> -		    WPA2_IE && adapter->secinfo.Encryptionmode == CIPHER_NONE
> +		    && adapter->scantable[index].wpa_ie[0] != WPA_IE
> +		    && adapter->scantable[index].rsn_ie[0] != WPA2_IE
> +		    && adapter->secinfo.Encryptionmode == CIPHER_NONE
>  		    && !adapter->scantable[index].privacy) {
>  			/* no security */
>  			LEAVE();
> @@ -113,21 +112,17 @@ static int is_network_compatible(wlan_adapter * adapter, int index, int mode)
>  		} else if (adapter->secinfo.WEPstatus == wlan802_11WEPdisabled
>  			   && adapter->secinfo.WPAenabled
>  			   && !adapter->secinfo.WPA2enabled
> -			   && (adapter->scantable[index].wpa_supplicant.
> -			       wpa_ie[0]
> -			       == WPA_IE)
> +			   && (adapter->scantable[index].wpa_ie[0] == WPA_IE)
>  			   /* privacy bit may NOT be set in some APs like LinkSys WRT54G
>  			      && adapter->scantable[index].privacy */
>  		    ) {
>  			/* WPA enabled */
> -            lbs_pr_debug(1,
> +			lbs_pr_debug(1,
>  			       "is_network_compatible() WPA: index=%d wpa_ie=%#x "
>  			       "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s Encmode=%#x "
>  			       "privacy=%#x\n", index,
> -			       adapter->scantable[index].wpa_supplicant.
> -			       wpa_ie[0],
> -			       adapter->scantable[index].wpa2_supplicant.
> -			       wpa_ie[0],
> +			       adapter->scantable[index].wpa_ie[0],
> +			       adapter->scantable[index].rsn_ie[0],
>  			       (adapter->secinfo.WEPstatus ==
>  				wlan802_11WEPenabled) ? "e" : "d",
>  			       (adapter->secinfo.WPAenabled) ? "e" : "d",
> @@ -139,21 +134,17 @@ static int is_network_compatible(wlan_adapter * adapter, int index, int mode)
>  		} else if (adapter->secinfo.WEPstatus == wlan802_11WEPdisabled
>  			   && !adapter->secinfo.WPAenabled
>  			   && adapter->secinfo.WPA2enabled
> -			   && (adapter->scantable[index].wpa2_supplicant.
> -			       wpa_ie[0]
> -			       == WPA2_IE)
> +			   && (adapter->scantable[index].rsn_ie[0] == WPA2_IE)
>  			   /* privacy bit may NOT be set in some APs like LinkSys WRT54G
>  			      && adapter->scantable[index].privacy */
>  		    ) {
>  			/* WPA2 enabled */
> -            lbs_pr_debug(1,
> +			lbs_pr_debug(1,
>  			       "is_network_compatible() WPA2: index=%d wpa_ie=%#x "
>  			       "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s Encmode=%#x "
>  			       "privacy=%#x\n", index,
> -			       adapter->scantable[index].wpa_supplicant.
> -			       wpa_ie[0],
> -			       adapter->scantable[index].wpa2_supplicant.
> -			       wpa_ie[0],
> +			       adapter->scantable[index].wpa_ie[0],
> +			       adapter->scantable[index].rsn_ie[0],
>  			       (adapter->secinfo.WEPstatus ==
>  				wlan802_11WEPenabled) ? "e" : "d",
>  			       (adapter->secinfo.WPAenabled) ? "e" : "d",
> @@ -165,35 +156,30 @@ static int is_network_compatible(wlan_adapter * adapter, int index, int mode)
>  		} else if (adapter->secinfo.WEPstatus == wlan802_11WEPdisabled
>  			   && !adapter->secinfo.WPAenabled
>  			   && !adapter->secinfo.WPA2enabled
> -			   && (adapter->scantable[index].wpa_supplicant.
> -			       wpa_ie[0]
> -			       != WPA_IE)
> -			   && (adapter->scantable[index].wpa2_supplicant.
> -			       wpa_ie[0]
> -			       != WPA2_IE)
> +			   && (adapter->scantable[index].wpa_ie[0] != WPA_IE)
> +			   && (adapter->scantable[index].rsn_ie[0] != WPA2_IE)
>  			   && adapter->secinfo.Encryptionmode != CIPHER_NONE
>  			   && adapter->scantable[index].privacy) {
>  			/* dynamic WEP enabled */
> -            lbs_pr_debug(1,
> +			lbs_pr_debug(1,
>  			       "is_network_compatible() dynamic WEP: index=%d "
>  			       "wpa_ie=%#x wpa2_ie=%#x Encmode=%#x privacy=%#x\n",
>  			       index,
> -			       adapter->scantable[index].wpa_supplicant.
> -			       wpa_ie[0],
> -			       adapter->scantable[index].wpa2_supplicant.
> -			       wpa_ie[0], adapter->secinfo.Encryptionmode,
> +			       adapter->scantable[index].wpa_ie[0],
> +			       adapter->scantable[index].rsn_ie[0],
> +			       adapter->secinfo.Encryptionmode,
>  			       adapter->scantable[index].privacy);
>  			LEAVE();
>  			return index;
>  		}
>  
>  		/* security doesn't match */
> -        lbs_pr_debug(1,
> +		lbs_pr_debug(1,
>  		       "is_network_compatible() FAILED: index=%d wpa_ie=%#x "
>  		       "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s Encmode=%#x privacy=%#x\n",
>  		       index,
> -		       adapter->scantable[index].wpa_supplicant.wpa_ie[0],
> -		       adapter->scantable[index].wpa2_supplicant.wpa_ie[0],
> +		       adapter->scantable[index].wpa_ie[0],
> +		       adapter->scantable[index].rsn_ie[0],
>  		       (adapter->secinfo.WEPstatus ==
>  			wlan802_11WEPenabled) ? "e" : "d",
>  		       (adapter->secinfo.WPAenabled) ? "e" : "d",
> @@ -924,8 +910,6 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry,
>  	u8 founddatarateie;
>  	int bytesleftforcurrentbeacon;
>  
> -	struct WPA_SUPPLICANT *pwpa_supplicant;
> -	struct WPA_SUPPLICANT *pwpa2_supplicant;
>  	struct IE_WPA *pIe;
>  	const u8 oui01[4] = { 0x00, 0x50, 0xf2, 0x01 };
>  
> @@ -962,9 +946,6 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry,
>  
>  	bytesleftforcurrentbeacon = beaconsize;
>  
> -	pwpa_supplicant = &pBSSEntry->wpa_supplicant;
> -	pwpa2_supplicant = &pBSSEntry->wpa2_supplicant;
> -
>  	memcpy(pBSSEntry->macaddress, pcurrentptr, ETH_ALEN);
>  	lbs_pr_debug(1, "InterpretIE: AP MAC Addr-%x:%x:%x:%x:%x:%x\n",
>  	       pBSSEntry->macaddress[0], pBSSEntry->macaddress[1],
> @@ -1160,27 +1141,27 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry,
>  #define IE_ID_LEN_FIELDS_BYTES 2
>  			pIe = (struct IE_WPA *)pcurrentptr;
>  
> -			if (!memcmp(pIe->oui, oui01, sizeof(oui01))) {
> -				pwpa_supplicant->wpa_ie_len
> -				    = min_t(size_t, elemlen + IE_ID_LEN_FIELDS_BYTES,
> -					  sizeof(pwpa_supplicant->wpa_ie));
> -				memcpy(pwpa_supplicant->wpa_ie,
> -				       pcurrentptr,
> -				       pwpa_supplicant->wpa_ie_len);
> -				lbs_dbg_hex("InterpretIE: Resp WPA_IE",
> -					pwpa_supplicant->wpa_ie, elemlen);
> -			}
> +			if (memcmp(pIe->oui, oui01, sizeof(oui01)))
> +				break;
> +
> +			pBSSEntry->wpa_ie_len = min_t(size_t,
> +				elemlen + IE_ID_LEN_FIELDS_BYTES,
> +				sizeof(pBSSEntry->wpa_ie));
> +			memcpy(pBSSEntry->wpa_ie, pcurrentptr,
> +				pBSSEntry->wpa_ie_len);
> +			lbs_dbg_hex("InterpretIE: Resp WPA_IE",
> +				pBSSEntry->wpa_ie, elemlen);
>  			break;
>  		case WPA2_IE:
>  			pIe = (struct IE_WPA *)pcurrentptr;
> -			pwpa2_supplicant->wpa_ie_len
> -			    = min_t(size_t, elemlen + IE_ID_LEN_FIELDS_BYTES,
> -				  sizeof(pwpa2_supplicant->wpa_ie));
> -			memcpy(pwpa2_supplicant->wpa_ie,
> -			       pcurrentptr, pwpa2_supplicant->wpa_ie_len);
> -
> +			
> +			pBSSEntry->rsn_ie_len = min_t(size_t,
> +				elemlen + IE_ID_LEN_FIELDS_BYTES,
> +				sizeof(pBSSEntry->rsn_ie));
> +			memcpy(pBSSEntry->rsn_ie, pcurrentptr,
> +				pBSSEntry->rsn_ie_len);
>  			lbs_dbg_hex("InterpretIE: Resp WPA2_IE",
> -				pwpa2_supplicant->wpa_ie, elemlen);
> +				pBSSEntry->rsn_ie, elemlen);
>  			break;
>  		case TIM:
>  			break;
> @@ -1745,30 +1726,24 @@ int libertas_get_scan(struct net_device *dev, struct iw_request_info *info,
>  		/* Add new value to event */
>  		current_val = current_ev + IW_EV_LCP_LEN;
>  
> -		if (adapter->scantable[i].wpa2_supplicant.wpa_ie[0] == WPA2_IE) {
> +		if (adapter->scantable[i].rsn_ie[0] == WPA2_IE) {
>  			memset(&iwe, 0, sizeof(iwe));
>  			memset(buf, 0, sizeof(buf));
> -			memcpy(buf, adapter->scantable[i].
> -						wpa2_supplicant.wpa_ie,
> -					adapter->scantable[i].wpa2_supplicant.
> -						wpa_ie_len);
> +			memcpy(buf, adapter->scantable[i].rsn_ie,
> +					adapter->scantable[i].rsn_ie_len);
>  			iwe.cmd = IWEVGENIE;
> -			iwe.u.data.length = adapter->scantable[i].
> -					wpa2_supplicant.wpa_ie_len;
> +			iwe.u.data.length = adapter->scantable[i].rsn_ie_len;
>  			iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
>  			current_ev = iwe_stream_add_point(current_ev, end_buf,
>  					&iwe, buf);
>  		}
> -		if (adapter->scantable[i].wpa_supplicant.wpa_ie[0] == WPA_IE) {
> +		if (adapter->scantable[i].wpa_ie[0] == WPA_IE) {
>  			memset(&iwe, 0, sizeof(iwe));
>  			memset(buf, 0, sizeof(buf));
> -			memcpy(buf, adapter->scantable[i].
> -						wpa_supplicant.wpa_ie,
> -					adapter->scantable[i].wpa_supplicant.
> -						wpa_ie_len);
> +			memcpy(buf, adapter->scantable[i].wpa_ie,
> +					adapter->scantable[i].wpa_ie_len);
>  			iwe.cmd = IWEVGENIE;
> -			iwe.u.data.length = adapter->scantable[i].
> -					wpa_supplicant.wpa_ie_len;
> +			iwe.u.data.length = adapter->scantable[i].wpa_ie_len;
>  			iwe.len = IW_EV_POINT_LEN + iwe.u.data.length;
>  			current_ev = iwe_stream_add_point(current_ev, end_buf,
>  					&iwe, buf);
> diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h
> index d93aa7f..1a8756e 100644
> --- a/drivers/net/wireless/libertas/scan.h
> +++ b/drivers/net/wireless/libertas/scan.h
> @@ -10,6 +10,7 @@
>  #ifndef _WLAN_SCAN_H
>  #define _WLAN_SCAN_H
>  
> +#include <net/ieee80211.h>
>  #include "hostcmd.h"
>  
>  /**
> @@ -170,9 +171,10 @@ struct bss_descriptor {
>  
>  	struct ieeetypes_countryinfofullset countryinfo;
>  
> -	struct WPA_SUPPLICANT wpa_supplicant;
> -	struct WPA_SUPPLICANT wpa2_supplicant;
> -
> +	u8 wpa_ie[MAX_WPA_IE_LEN];
> +	size_t wpa_ie_len;
> +	u8 rsn_ie[MAX_WPA_IE_LEN];
> +	size_t rsn_ie_len;
>  };
>  
>  extern int libertas_SSID_cmp(struct WLAN_802_11_SSID *ssid1,
> 
> 
> -
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