| Jiri Benc | f0706e82 | 2007-05-05 11:45:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2002-2004, Instant802 Networks, Inc. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | #ifndef TKIP_H |
| 10 | #define TKIP_H |
| 11 | |
| 12 | #include <linux/types.h> |
| 13 | #include <linux/crypto.h> |
| 14 | #include "ieee80211_key.h" |
| 15 | |
| 16 | u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, |
| 17 | u8 iv0, u8 iv1, u8 iv2); |
| 18 | void ieee80211_tkip_gen_phase1key(struct ieee80211_key *key, u8 *ta, |
| 19 | u16 *phase1key); |
| 20 | void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta, |
| 21 | u8 *rc4key); |
| 22 | void ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm, |
| 23 | struct ieee80211_key *key, |
| 24 | u8 *pos, size_t payload_len, u8 *ta); |
| 25 | enum { |
| 26 | TKIP_DECRYPT_OK = 0, |
| 27 | TKIP_DECRYPT_NO_EXT_IV = -1, |
| 28 | TKIP_DECRYPT_INVALID_KEYIDX = -2, |
| 29 | TKIP_DECRYPT_REPLAY = -3, |
| 30 | }; |
| 31 | int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm, |
| 32 | struct ieee80211_key *key, |
| 33 | u8 *payload, size_t payload_len, u8 *ta, |
| 34 | int only_iv, int queue); |
| 35 | |
| 36 | #endif /* TKIP_H */ |