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authorJouni Malinen <jouni@qca.qualcomm.com>2016-10-27 00:42:03 +0300
committerJohannes Berg <johannes.berg@intel.com>2016-10-27 16:03:24 +0200
commit348bd456699801920a309c66e382380809fbdf41 (patch)
treeaf781f401cd306a583dadbac277fcda2809824ca /include
parent631810603a20874554b2f17adf42b72d0f15eda5 (diff)
cfg80211: Add KEK/nonces for FILS association frames
The new nl80211 attributes can be used to provide KEK and nonces to allow the driver to encrypt and decrypt FILS (Re)Association Request/Response frames in station mode. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ieee80211.h3
-rw-r--r--include/net/cfg80211.h9
-rw-r--r--include/uapi/linux/nl80211.h8
3 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 793a0174ba29..fe849329511a 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -2096,6 +2096,9 @@ enum ieee80211_key_len {
#define IEEE80211_GCMP_MIC_LEN 16
#define IEEE80211_GCMP_PN_LEN 6
+#define FILS_NONCE_LEN 16
+#define FILS_MAX_KEK_LEN 64
+
/* Public action codes */
enum ieee80211_pub_actioncode {
WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 8ca2e9f354f7..738b4d8a4666 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1840,6 +1840,12 @@ enum cfg80211_assoc_req_flags {
* @ht_capa_mask: The bits of ht_capa which are to be used.
* @vht_capa: VHT capability override
* @vht_capa_mask: VHT capability mask indicating which fields to use
+ * @fils_kek: FILS KEK for protecting (Re)Association Request/Response frame or
+ * %NULL if FILS is not used.
+ * @fils_kek_len: Length of fils_kek in octets
+ * @fils_nonces: FILS nonces (part of AAD) for protecting (Re)Association
+ * Request/Response frame or %NULL if FILS is not used. This field starts
+ * with 16 octets of STA Nonce followed by 16 octets of AP Nonce.
*/
struct cfg80211_assoc_request {
struct cfg80211_bss *bss;
@@ -1851,6 +1857,9 @@ struct cfg80211_assoc_request {
struct ieee80211_ht_cap ht_capa;
struct ieee80211_ht_cap ht_capa_mask;
struct ieee80211_vht_cap vht_capa, vht_capa_mask;
+ const u8 *fils_kek;
+ size_t fils_kek_len;
+ const u8 *fils_nonces;
};
/**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 4dc21265cd12..a268a009528a 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1944,6 +1944,11 @@ enum nl80211_commands {
* attribute.
* @NL80211_ATTR_NAN_MATCH: used to report a match. This is a nested attribute.
* See &enum nl80211_nan_match_attributes.
+ * @NL80211_ATTR_FILS_KEK: KEK for FILS (Re)Association Request/Response frame
+ * protection.
+ * @NL80211_ATTR_FILS_NONCES: Nonces (part of AAD) for FILS (Re)Association
+ * Request/Response frame protection. This attribute contains the 16 octet
+ * STA Nonce followed by 16 octets of AP Nonce.
*
* @NUM_NL80211_ATTR: total number of nl80211_attrs available
* @NL80211_ATTR_MAX: highest attribute number currently defined
@@ -2344,6 +2349,9 @@ enum nl80211_attrs {
NL80211_ATTR_NAN_FUNC,
NL80211_ATTR_NAN_MATCH,
+ NL80211_ATTR_FILS_KEK,
+ NL80211_ATTR_FILS_NONCES,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,