| /* |
| * 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 "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, |
| u8 *ra, int only_iv, int queue, |
| u32 *out_iv32, u16 *out_iv16); |
| |
| #endif /* TKIP_H */ |
