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mac80211: 802.11w - Add BIP (AES-128-CMAC)

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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>
This commit is contained in:
Jouni Malinen
2009-01-08 13:32:01 +02:00
committed by John W. Linville
parent fb73333676
commit 765cb46a3f
8 changed files with 306 additions and 1 deletions
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5
net/mac80211/wpa.h
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@@ -28,4 +28,9 @@ ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx);
ieee80211_rx_result
ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx);
ieee80211_tx_result
ieee80211_crypto_aes_cmac_encrypt(struct ieee80211_tx_data *tx);
ieee80211_rx_result
ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx);
#endif /* WPA_H */