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Diffstat (limited to 'include/linux/ieee80211.h')
-rw-r--r--include/linux/ieee80211.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index b1bb817d142..4b501b48ce8 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -18,6 +18,22 @@
#include <linux/types.h>
#include <asm/byteorder.h>
+/*
+ * DS bit usage
+ *
+ * TA = transmitter address
+ * RA = receiver address
+ * DA = destination address
+ * SA = source address
+ *
+ * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
+ * -----------------------------------------------------------------
+ * 0 0 DA SA BSSID - IBSS/DLS
+ * 0 1 DA BSSID SA - AP -> STA
+ * 1 0 BSSID SA DA - AP <- STA
+ * 1 1 RA TA DA SA unspecified (WDS)
+ */
+
#define FCS_LEN 4
#define IEEE80211_FCTL_VERS 0x0003
@@ -851,6 +867,7 @@ struct ieee80211_ht_info {
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
+#define WLAN_AUTH_FT 2
#define WLAN_AUTH_LEAP 128
#define WLAN_AUTH_CHALLENGE_LEN 128