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cfg80211/mac80211: extensible frame processing

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Allow userspace to register for more than just
action frames by giving the frame subtype, and
make it possible to use this in various modes
as well.

With some tweaks and some added functionality
this will, in the future, also be usable in AP
mode and be able to replace the cooked monitor
interface currently used in that case.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2010-08-12 15:38:38 +02:00
committed by John W. Linville
parent ac4c977d16
commit 2e161f78e5
15 changed files with 452 additions and 195 deletions
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8
net/wireless/core.c
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@@ -433,7 +433,7 @@ int wiphy_register(struct wiphy *wiphy)
/* sanity check ifmodes */
WARN_ON(!ifmodes);
ifmodes &= ((1 << __NL80211_IFTYPE_AFTER_LAST) - 1) & ~1;
ifmodes &= ((1 << NUM_NL80211_IFTYPES) - 1) & ~1;
if (WARN_ON(ifmodes != wiphy->interface_modes))
wiphy->interface_modes = ifmodes;
@@ -685,8 +685,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
INIT_WORK(&wdev->cleanup_work, wdev_cleanup_work);
INIT_LIST_HEAD(&wdev->event_list);
spin_lock_init(&wdev->event_lock);
INIT_LIST_HEAD(&wdev->action_registrations);
spin_lock_init(&wdev->action_registrations_lock);
INIT_LIST_HEAD(&wdev->mgmt_registrations);
spin_lock_init(&wdev->mgmt_registrations_lock);
mutex_lock(&rdev->devlist_mtx);
list_add_rcu(&wdev->list, &rdev->netdev_list);
@@ -806,7 +806,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
sysfs_remove_link(&dev->dev.kobj, "phy80211");
list_del_rcu(&wdev->list);
rdev->devlist_generation++;
cfg80211_mlme_purge_actions(wdev);
cfg80211_mlme_purge_registrations(wdev);
#ifdef CONFIG_CFG80211_WEXT
kfree(wdev->wext.keys);
#endif