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-rw-r--r--include/linux/ieee80211.h1
-rw-r--r--include/net/cfg80211.h2
-rw-r--r--include/uapi/linux/nl80211.h22
3 files changed, 23 insertions, 2 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 69033353d0d1..e97ca3a9a67b 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -2401,6 +2401,7 @@ enum ieee80211_sa_query_action {
#define WLAN_MAX_KEY_LEN 32
#define WLAN_PMKID_LEN 16
+#define WLAN_PMK_LEN 32
#define WLAN_OUI_WFA 0x506f9a
#define WLAN_OUI_TYPE_WFA_P2P 9
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index fa25fbb67cb6..1b288bac5d1a 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -649,6 +649,7 @@ struct survey_info {
* @wep_keys: static WEP keys, if not NULL points to an array of
* CFG80211_MAX_WEP_KEYS WEP keys
* @wep_tx_key: key index (0..3) of the default TX static WEP key
+ * @psk: PSK (for devices supporting 4-way-handshake offload)
*/
struct cfg80211_crypto_settings {
u32 wpa_versions;
@@ -662,6 +663,7 @@ struct cfg80211_crypto_settings {
bool control_port_no_encrypt;
struct key_params *wep_keys;
int wep_tx_key;
+ const u8 *psk;
};
/**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index b8c44b98f12d..f1f7da25bca4 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -173,6 +173,18 @@
*/
/**
+ * DOC: WPA/WPA2 EAPOL handshake offload
+ *
+ * By setting @NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK flag drivers
+ * can indicate they support offloading EAPOL handshakes for WPA/WPA2
+ * preshared key authentication. In %NL80211_CMD_CONNECT the preshared
+ * key should be specified using %NL80211_ATTR_PMK. Drivers supporting
+ * this offload may reject the %NL80211_CMD_CONNECT when no preshared
+ * key material is provided, for example when that driver does not
+ * support setting the temporal keys through %CMD_NEW_KEY.
+ */
+
+/**
* DOC: FILS shared key authentication offload
*
* FILS shared key authentication offload can be advertized by drivers by
@@ -2080,8 +2092,10 @@ enum nl80211_commands {
* identifying the scope of PMKSAs. This is used with
* @NL80211_CMD_SET_PMKSA and @NL80211_CMD_DEL_PMKSA.
*
- * @NL80211_ATTR_PMK: PMK for the PMKSA identified by %NL80211_ATTR_PMKID.
- * This is used with @NL80211_CMD_SET_PMKSA.
+ * @NL80211_ATTR_PMK: attribute for passing PMK key material. Used with
+ * %NL80211_CMD_SET_PMKSA for the PMKSA identified by %NL80211_ATTR_PMKID.
+ * For %NL80211_CMD_CONNECT it is used to provide PSK for offloading 4-way
+ * handshake for WPA/WPA2-PSK networks.
*
* @NL80211_ATTR_SCHED_SCAN_MULTI: flag attribute which user-space shall use to
* indicate that it supports multiple active scheduled scan requests.
@@ -4852,6 +4866,9 @@ enum nl80211_feature_flags {
* RSSI threshold values to monitor rather than exactly one threshold.
* @NL80211_EXT_FEATURE_FILS_SK_OFFLOAD: Driver SME supports FILS shared key
* authentication with %NL80211_CMD_CONNECT.
+ * @NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK: Device wants to do 4-way
+ * handshake with PSK in station mode (PSK is passed as part of the connect
+ * and associate commands), doing it in the host might not be supported.
*
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
@@ -4872,6 +4889,7 @@ enum nl80211_ext_feature_index {
NL80211_EXT_FEATURE_SCHED_SCAN_RELATIVE_RSSI,
NL80211_EXT_FEATURE_CQM_RSSI_LIST,
NL80211_EXT_FEATURE_FILS_SK_OFFLOAD,
+ NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,