1 files changed, 29 insertions, 0 deletions

diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index d23208194e3c..a99081efc2d4 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1686,6 +1686,8 @@ enum nl80211_commands {
  *
  * @NL80211_ATTR_OPER_CLASS: operating class
  *
+ * @NL80211_ATTR_MAC_MASK: MAC address mask
+ *
  * @NUM_NL80211_ATTR: total number of nl80211_attrs available
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
@@ -2041,6 +2043,8 @@ enum nl80211_attrs {
 
         NL80211_ATTR_OPER_CLASS,
 
+        NL80211_ATTR_MAC_MASK,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -4139,6 +4143,18 @@ enum nl80211_ap_sme_features {
  *      See 'macaddr' field in the vif_params (cfg80211.h).
  * @NL80211_FEATURE_TDLS_CHANNEL_SWITCH: Driver supports channel switching when
  *      operating as a TDLS peer.
+ * @NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR: This device/driver supports using a
+ *      random MAC address during scan (if the device is unassociated); the
+ *      %NL80211_SCAN_FLAG_RANDOM_ADDR flag may be set for scans and the MAC
+ *      address mask/value will be used.
+ * @NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR: This device/driver supports
+ *      using a random MAC address for every scan iteration during scheduled
+ *      scan (while not associated), the %NL80211_SCAN_FLAG_RANDOM_ADDR may
+ *      be set for scheduled scan and the MAC address mask/value will be used.
+ * @NL80211_FEATURE_ND_RANDOM_MAC_ADDR: This device/driver supports using a
+ *      random MAC address for every scan iteration during "net detect", i.e.
+ *      scan in unassociated WoWLAN, the %NL80211_SCAN_FLAG_RANDOM_ADDR may
+ *      be set for scheduled scan and the MAC address mask/value will be used.
  */
 enum nl80211_feature_flags {
         NL80211_FEATURE_SK_TX_STATUS                    = 1 << 0,
@@ -4170,6 +4186,9 @@ enum nl80211_feature_flags {
         NL80211_FEATURE_SUPPORTS_WMM_ADMISSION          = 1 << 26,
         NL80211_FEATURE_MAC_ON_CREATE                   = 1 << 27,
         NL80211_FEATURE_TDLS_CHANNEL_SWITCH             = 1 << 28,
+        NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR            = 1 << 29,
+        NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR      = 1 << 30,
+        NL80211_FEATURE_ND_RANDOM_MAC_ADDR              = 1 << 31,
 };
 
 /**
@@ -4218,11 +4237,21 @@ enum nl80211_connect_failed_reason {
  *      dangerous because will destroy stations performance as a lot of frames
  *      will be lost while scanning off-channel, therefore it must be used only
  *      when really needed
+ * @NL80211_SCAN_FLAG_RANDOM_ADDR: use a random MAC address for this scan (or
+ *      for scheduled scan: a different one for every scan iteration). When the
+ *      flag is set, depending on device capabilities the @NL80211_ATTR_MAC and
+ *      @NL80211_ATTR_MAC_MASK attributes may also be given in which case only
+ *      the masked bits will be preserved from the MAC address and the remainder
+ *      randomised. If the attributes are not given full randomisation (46 bits,
+ *      locally administered 1, multicast 0) is assumed.
+ *      This flag must not be requested when the feature isn't supported, check
+ *      the nl80211 feature flags for the device.
  */
 enum nl80211_scan_flags {
         NL80211_SCAN_FLAG_LOW_PRIORITY                  = 1<<0,
         NL80211_SCAN_FLAG_FLUSH                         = 1<<1,
         NL80211_SCAN_FLAG_AP                            = 1<<2,
+        NL80211_SCAN_FLAG_RANDOM_ADDR                   = 1<<3,
 };
 
 /**