/* * Copyright 2002-2004, Instant802 Networks, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef TKIP_H #define TKIP_H #include <linux/types.h> #include <linux/crypto.h> #include "ieee80211_key.h" u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u8 iv0, u8 iv1, u8 iv2); void ieee80211_tkip_gen_phase1key(struct ieee80211_key *key, u8 *ta, u16 *phase1key); void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta, u8 *rc4key); void ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm, struct ieee80211_key *key, u8 *pos, size_t payload_len, u8 *ta); enum { TKIP_DECRYPT_OK = 0, TKIP_DECRYPT_NO_EXT_IV = -1, TKIP_DECRYPT_INVALID_KEYIDX = -2, TKIP_DECRYPT_REPLAY = -3, }; int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm, struct ieee80211_key *key, u8 *payload, size_t payload_len, u8 *ta, int only_iv, int queue); #endif /* TKIP_H */