add updated mac80211 - this no longer relies on patching includes in the kernel trees...
[openwrt/openwrt.git] / package / mac80211 / src / mac80211 / tkip.h
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 u32 *out_iv32, u16 *out_iv16);
36
37 #endif /* TKIP_H */