diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2011-11-04 11:18:12 +0100 |
|---|---|---|
| committer | Dmitry Shmidt <dimitrysh@google.com> | 2012-08-24 13:55:57 -0700 |
| commit | eef4c1efee2f8138ba91143a00adea178bcd5411 (patch) | |
| tree | af6647f30b70d8ac8e3b1d4c3a181013bd5fbae1 /include | |
| parent | 6c3e830bd84af1b8e125490dc194fe099490dc46 (diff) | |
nl80211: allow subscribing to unexpected class3 frames
To implement AP mode without monitor interfaces we
need to be able to send a deauth to stations that
send frames without being associated. Enable this
by adding a new nl80211 event for such frames that
an application can subscribe to.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/nl80211.h | 12 | ||||
| -rw-r--r-- | include/net/cfg80211.h | 17 |
2 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 8cc5987bba80..445613cde113 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -497,6 +497,16 @@ * @NL80211_CMD_TDLS_OPER: Perform a high-level TDLS command (e.g. link setup). * @NL80211_CMD_TDLS_MGMT: Send a TDLS management frame. * + * @NL80211_CMD_UNEXPECTED_FRAME: Used by an application controlling an AP + * (or GO) interface (i.e. hostapd) to ask for unexpected frames to + * implement sending deauth to stations that send unexpected class 3 + * frames. Also used as the event sent by the kernel when such a frame + * is received. + * For the event, the %NL80211_ATTR_MAC attribute carries the TA and + * other attributes like the interface index are present. + * If used as the command it must have an interface index and you can + * only unsubscribe from the event by closing the socket. + * * @NL80211_CMD_MAX: highest used command number * @__NL80211_CMD_AFTER_LAST: internal use */ @@ -626,6 +636,8 @@ enum nl80211_commands { NL80211_CMD_TDLS_OPER, NL80211_CMD_TDLS_MGMT, + NL80211_CMD_UNEXPECTED_FRAME, + /* add new commands above here */ /* used to define NL80211_CMD_MAX below */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index b258e5c451d8..918dc1fdec7b 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -2115,6 +2115,8 @@ struct wireless_dev { int beacon_interval; + u32 ap_unexpected_nlpid; + #ifdef CONFIG_CFG80211_WEXT /* wext data */ struct { @@ -3144,6 +3146,21 @@ void cfg80211_gtk_rekey_notify(struct net_device *dev, const u8 *bssid, void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index, const u8 *bssid, bool preauth, gfp_t gfp); +/** + * cfg80211_rx_spurious_frame - inform userspace about a spurious frame + * @dev: The device the frame matched to + * @addr: the transmitter address + * @gfp: context flags + * + * This function is used in AP mode (only!) to inform userspace that + * a spurious class 3 frame was received, to be able to deauth the + * sender. + * Returns %true if the frame was passed to userspace (or this failed + * for a reason other than not having a subscription.) + */ +bool cfg80211_rx_spurious_frame(struct net_device *dev, + const u8 *addr, gfp_t gfp); + /* Logging, debugging and troubleshooting/diagnostic helpers. */ /* wiphy_printk helpers, similar to dev_printk */ |