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authorJouni Malinen <j@w1.fi>2009-01-08 13:32:01 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-01-29 16:00:02 -0500
commit765cb46a3fc856245ea68a7c961ac87c77e4ae2d (patch)
tree210cb9cd260430221ddb3be9620ee8ae90ecee34 /include/linux/ieee80211.h
parentfb7333367632c67d8b6b06fb8d906cdabb11b02a (diff)
mac80211: 802.11w - Add BIP (AES-128-CMAC)
Implement Broadcast/Multicast Integrity Protocol for management frame protection. This patch adds the needed definitions for the new information element (MMIE) and implementation for the new "encryption" type (though, BIP is actually not encrypting data, it provides only integrity protection). These routines will be used by a follow-on patch that enables BIP for multicast/broadcast robust management frames. Signed-off-by: Jouni Malinen <j@w1.fi> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/linux/ieee80211.h')
-rw-r--r--include/linux/ieee80211.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index d5165895f316..cceb9e86c744 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -655,6 +655,15 @@ struct ieee80211_mgmt {
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
+/* Management MIC information element (IEEE 802.11w) */
+struct ieee80211_mmie {
+ u8 element_id;
+ u8 length;
+ __le16 key_id;
+ u8 sequence_number[6];
+ u8 mic[8];
+} __attribute__ ((packed));
+
/* Control frames */
struct ieee80211_rts {
__le16 frame_control;
@@ -1018,6 +1027,7 @@ enum ieee80211_eid {
WLAN_EID_HT_INFORMATION = 61,
/* 802.11i */
WLAN_EID_RSN = 48,
+ WLAN_EID_MMIE = 76 /* 802.11w */,
WLAN_EID_WPA = 221,
WLAN_EID_GENERIC = 221,
WLAN_EID_VENDOR_SPECIFIC = 221,