cfg80211/nl80211: station handling

This patch adds station handling to cfg80211/nl80211.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 55 insertions, 0 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index fc94852e967b..df650935e268 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -89,6 +89,47 @@ struct beacon_parameters {
         int head_len, tail_len;
 };
 
+/**
+ * enum station_flags - station flags
+ *
+ * Station capability flags. Note that these must be the bits
+ * according to the nl80211 flags.
+ *
+ * @STATION_FLAG_CHANGED: station flags were changed
+ * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X)
+ * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames
+ *      with short preambles
+ * @STATION_FLAG_WME: station is WME/QoS capable
+ */
+enum station_flags {
+        STATION_FLAG_CHANGED            = 1<<0,
+        STATION_FLAG_AUTHORIZED         = 1<<NL80211_STA_FLAG_AUTHORIZED,
+        STATION_FLAG_SHORT_PREAMBLE     = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE,
+        STATION_FLAG_WME                = 1<<NL80211_STA_FLAG_WME,
+};
+
+/**
+ * struct station_parameters - station parameters
+ *
+ * Used to change and create a new station.
+ *
+ * @vlan: vlan interface station should belong to
+ * @supported_rates: supported rates in IEEE 802.11 format
+ *      (or NULL for no change)
+ * @supported_rates_len: number of supported rates
+ * @station_flags: station flags (see &enum station_flags)
+ * @listen_interval: listen interval or -1 for no change
+ * @aid: AID or zero for no change
+ */
+struct station_parameters {
+        u8 *supported_rates;
+        struct net_device *vlan;
+        u32 station_flags;
+        int listen_interval;
+        u16 aid;
+        u8 supported_rates_len;
+};
+
 /* from net/wireless.h */
 struct wiphy;
 
@@ -130,6 +171,12 @@ struct wiphy;
  *      interface. This should reject the call when no beacon has been
  *      configured.
  * @del_beacon: Remove beacon configuration and stop sending the beacon.
+ *
+ * @add_station: Add a new station.
+ *
+ * @del_station: Remove a station; @mac may be NULL to remove all stations.
+ *
+ * @change_station: Modify a given station.
  */
 struct cfg80211_ops {
         int     (*add_virtual_intf)(struct wiphy *wiphy, char *name,
@@ -155,6 +202,14 @@ struct cfg80211_ops {
         int     (*set_beacon)(struct wiphy *wiphy, struct net_device *dev,
                               struct beacon_parameters *info);
         int     (*del_beacon)(struct wiphy *wiphy, struct net_device *dev);
+
+
+        int     (*add_station)(struct wiphy *wiphy, struct net_device *dev,
+                               u8 *mac, struct station_parameters *params);
+        int     (*del_station)(struct wiphy *wiphy, struct net_device *dev,
+                               u8 *mac);
+        int     (*change_station)(struct wiphy *wiphy, struct net_device *dev,
+                                  u8 *mac, struct station_parameters *params);
 };
 
 #endif /* __NET_CFG80211_H */