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authorAvraham Stern <avraham.stern@intel.com>2017-06-09 15:08:43 +0300
committerJohannes Berg <johannes.berg@intel.com>2017-06-13 11:44:09 +0300
commit3a00df5707b6af715e78c26569800e0c2eb615fe (patch)
treefa4d6f08302a8a4eda8ebfc3854096e13fef23f4 /include/net/cfg80211.h
parent91b5ab628929d97357108594610e7c07be93e2fd (diff)
downloadlinux-3a00df5707b6af715e78c26569800e0c2eb615fe.tar.xz
cfg80211: support 4-way handshake offloading for 802.1X
Add API for setting the PMK to the driver. For FT support, allow setting also the PMK-R0 Name. This can be used by drivers that support 4-Way handshake offload while IEEE802.1X authentication is managed by upper layers. Signed-off-by: Avraham Stern <avraham.stern@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> [arend.vanspriel@broadcom.com: add WANT_1X_4WAY_HS attribute] Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> [reword NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_1X docs a bit to say that the device may require it] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net/cfg80211.h')
-rw-r--r--include/net/cfg80211.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 1b288bac5d1a..2174e51c6595 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2112,6 +2112,8 @@ struct cfg80211_bss_selection {
* @fils_erp_rrk: ERP re-authentication Root Key (rRK) used to derive additional
* keys in FILS or %NULL if not specified.
* @fils_erp_rrk_len: Length of @fils_erp_rrk in octets.
+ * @want_1x: indicates user-space supports and wants to use 802.1X driver
+ * offload of 4-way handshake.
*/
struct cfg80211_connect_params {
struct ieee80211_channel *channel;
@@ -2144,6 +2146,7 @@ struct cfg80211_connect_params {
u16 fils_erp_next_seq_num;
const u8 *fils_erp_rrk;
size_t fils_erp_rrk_len;
+ bool want_1x;
};
/**
@@ -2566,6 +2569,23 @@ struct cfg80211_nan_func {
};
/**
+ * struct cfg80211_pmk_conf - PMK configuration
+ *
+ * @aa: authenticator address
+ * @pmk_len: PMK length in bytes.
+ * @pmk: the PMK material
+ * @pmk_r0_name: PMK-R0 Name. NULL if not applicable (i.e., the PMK
+ * is not PMK-R0). When pmk_r0_name is not NULL, the pmk field
+ * holds PMK-R0.
+ */
+struct cfg80211_pmk_conf {
+ const u8 *aa;
+ u8 pmk_len;
+ const u8 *pmk;
+ const u8 *pmk_r0_name;
+};
+
+/**
* struct cfg80211_ops - backend description for wireless configuration
*
* This struct is registered by fullmac card drivers and/or wireless stacks
@@ -2881,6 +2901,13 @@ struct cfg80211_nan_func {
* All other parameters must be ignored.
*
* @set_multicast_to_unicast: configure multicast to unicast conversion for BSS
+ *
+ * @set_pmk: configure the PMK to be used for offloaded 802.1X 4-Way handshake.
+ * If not deleted through @del_pmk the PMK remains valid until disconnect
+ * upon which the driver should clear it.
+ * (invoked with the wireless_dev mutex held)
+ * @del_pmk: delete the previously configured PMK for the given authenticator.
+ * (invoked with the wireless_dev mutex held)
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -3169,6 +3196,11 @@ struct cfg80211_ops {
int (*set_multicast_to_unicast)(struct wiphy *wiphy,
struct net_device *dev,
const bool enabled);
+
+ int (*set_pmk)(struct wiphy *wiphy, struct net_device *dev,
+ const struct cfg80211_pmk_conf *conf);
+ int (*del_pmk)(struct wiphy *wiphy, struct net_device *dev,
+ const u8 *aa);
};
/*