Commit 06aa7afa authored by Jussi Kivilinna's avatar Jussi Kivilinna Committed by John W. Linville
Browse files

cfg80211: add cfg80211_inform_bss 



Added cfg80211_inform_bss() for full-mac devices to use.

Signed-off-by: default avatarJussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 964c1d41

include/net/cfg80211.h

+8 −0
Original line number Diff line number Diff line
@@ -863,6 +863,14 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy, 
			  struct ieee80211_mgmt *mgmt, size_t len,

			  s32 signal, gfp_t gfp);



struct cfg80211_bss*

cfg80211_inform_bss(struct wiphy *wiphy,

		    struct ieee80211_channel *channel,

		    const u8 *bssid,

		    u64 timestamp, u16 capability, u16 beacon_interval,

		    const u8 *ie, size_t ielen,

		    s32 signal, gfp_t gfp);



struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy,

				      struct ieee80211_channel *channel,

				      const u8 *bssid,

net/wireless/scan.c

+49 −0
Original line number Diff line number Diff line
@@ -414,6 +414,55 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev, 
	return found;

}



struct cfg80211_bss*

cfg80211_inform_bss(struct wiphy *wiphy,

		    struct ieee80211_channel *channel,

		    const u8 *bssid,

		    u64 timestamp, u16 capability, u16 beacon_interval,

		    const u8 *ie, size_t ielen,

		    s32 signal, gfp_t gfp)

{

	struct cfg80211_internal_bss *res;

	size_t privsz;



	if (WARN_ON(!wiphy))

		return NULL;



	privsz = wiphy->bss_priv_size;



	if (WARN_ON(wiphy->signal_type == NL80211_BSS_SIGNAL_UNSPEC &&

			(signal < 0 || signal > 100)))

		return NULL;



	res = kzalloc(sizeof(*res) + privsz + ielen, gfp);

	if (!res)

		return NULL;



	memcpy(res->pub.bssid, bssid, ETH_ALEN);

	res->pub.channel = channel;

	res->pub.signal = signal;

	res->pub.tsf = timestamp;

	res->pub.beacon_interval = beacon_interval;

	res->pub.capability = capability;

	/* point to after the private area */

	res->pub.information_elements = (u8 *)res + sizeof(*res) + privsz;

	memcpy(res->pub.information_elements, ie, ielen);

	res->pub.len_information_elements = ielen;



	kref_init(&res->ref);



	res = cfg80211_bss_update(wiphy_to_dev(wiphy), res, 0);

	if (!res)

		return NULL;



	if (res->pub.capability & WLAN_CAPABILITY_ESS)

		regulatory_hint_found_beacon(wiphy, channel, gfp);



	/* cfg80211_bss_update gives us a referenced result */

	return &res->pub;

}

EXPORT_SYMBOL(cfg80211_inform_bss);



struct cfg80211_bss *

cfg80211_inform_bss_frame(struct wiphy *wiphy,

			  struct ieee80211_channel *channel,