hostap: add radiotap support in monitor mode

Provide MAC time, rate, channel, signal and noise.

Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/net/wireless/hostap/hostap_wlan.h b/drivers/net/wireless/hostap/hostap_wlan.h
index 15445bce2ac7..ffdf4876121b 100644
--- a/drivers/net/wireless/hostap/hostap_wlan.h
+++ b/drivers/net/wireless/hostap/hostap_wlan.h
@@ -5,6 +5,7 @@
 #include <linux/netdevice.h>
 #include <linux/mutex.h>
 #include <net/iw_handler.h>
+#include <net/ieee80211_radiotap.h>
 
 #include "hostap_config.h"
 #include "hostap_common.h"
@@ -55,6 +56,17 @@ struct linux_wlan_ng_cap_hdr {
         __be32 encoding;
 } __attribute__ ((packed));
 
+struct hostap_radiotap_rx {
+        struct ieee80211_radiotap_header hdr;
+        __le64 tsft;
+        u8 rate;
+        u8 padding;
+        __le16 chan_freq;
+        __le16 chan_flags;
+        s8 dbm_antsignal;
+        s8 dbm_antnoise;
+} __attribute__ ((packed));
+
 #define LWNG_CAP_DID_BASE   (4 | (1 << 6)) /* section 4, group 1 */
 #define LWNG_CAPHDR_VERSION 0x80211001
 
@@ -734,7 +746,7 @@ struct local_info {
         unsigned long scan_timestamp; /* Time started to scan */
         enum {
                 PRISM2_MONITOR_80211 = 0, PRISM2_MONITOR_PRISM = 1,
-                PRISM2_MONITOR_CAPHDR = 2
+                PRISM2_MONITOR_CAPHDR = 2, PRISM2_MONITOR_RADIOTAP = 3
         } monitor_type;
         int monitor_allow_fcserr;