cfg80211/nl80211: Add userspace authentication flag to mesh setup
During mesh setup, use NL80211_MESH_SETUP_USERSPACE_AUTH flag to create
a secure mesh and route management frames to userspace.
Also, NL80211_CMD_GET_WIPHY now returns a flag NL80211_SUPPORT_MESH_AUTH
if the wiphy's mesh implementation supports routing of mesh auth frames
to userspace. This is useful for forward compatibility between old
kernels and new userspace tools.
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index ecf6b68..0e652d8 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -887,6 +887,9 @@
* changed once the mesh is active.
* @NL80211_ATTR_MESH_CONFIG: Mesh configuration parameters, a nested attribute
* containing attributes from &enum nl80211_meshconf_params.
+ * @NL80211_ATTR_SUPPORT_MESH_AUTH: Currently, this means the underlying driver
+ * allows auth frames in a mesh to be passed to userspace for processing via
+ * the @NL80211_MESH_SETUP_USERSPACE_AUTH flag.
*
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
@@ -1075,6 +1078,8 @@
NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX,
NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX,
+ NL80211_ATTR_SUPPORT_MESH_AUTH,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -1724,6 +1729,9 @@
* robust security network ie, or a vendor specific information element that
* vendors will use to identify the path selection methods and metrics in use.
*
+ * @NL80211_MESH_SETUP_USERSPACE_AUTH: Enable this option if an authentication
+ * daemon will be authenticating mesh candidates.
+ *
* @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number
* @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use
*/
@@ -1732,6 +1740,7 @@
NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL,
NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC,
NL80211_MESH_SETUP_IE,
+ NL80211_MESH_SETUP_USERSPACE_AUTH,
/* keep last */
__NL80211_MESH_SETUP_ATTR_AFTER_LAST,