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cfg80211: add feature to hold bss

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In beacon filtering there needs to be a way to not expire the BSS even
when no beacons are received. Add an interface to cfg80211 to hold
BSS and make sure that it's not expired.

Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Kalle Valo
2009-03-22 21:57:28 +02:00
committed by John W. Linville
parent 9050bdd858
commit a08c1c1ac0
3 changed files with 46 additions and 1 deletions
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18
include/net/cfg80211.h
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@@ -539,6 +539,7 @@ enum cfg80211_signal_type {
* is no guarantee that these are well-formed!)
* @len_information_elements: total length of the information elements
* @signal: signal strength value (type depends on the wiphy's signal_type)
* @hold: BSS should not expire
* @free_priv: function pointer to free private data
* @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
*/
@@ -940,4 +941,21 @@ void cfg80211_send_rx_deauth(struct net_device *dev, const u8 *buf,
void cfg80211_send_rx_disassoc(struct net_device *dev, const u8 *buf,
size_t len);
/**
* cfg80211_hold_bss - exclude bss from expiration
* @bss: bss which should not expire
*
* In a case when the BSS is not updated but it shouldn't expire this
* function can be used to mark the BSS to be excluded from expiration.
*/
void cfg80211_hold_bss(struct cfg80211_bss *bss);
/**
* cfg80211_unhold_bss - remove expiration exception from the BSS
* @bss: bss which can expire again
*
* This function marks the BSS to be expirable again.
*/
void cfg80211_unhold_bss(struct cfg80211_bss *bss);
#endif /* __NET_CFG80211_H */