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Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6
[karo-tx-linux.git] / net / 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 "key.h"
15
16 u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key);
17
18 int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
19                                 struct ieee80211_key *key,
20                                 struct sk_buff *skb,
21                                 u8 *payload, size_t payload_len);
22
23 enum {
24         TKIP_DECRYPT_OK = 0,
25         TKIP_DECRYPT_NO_EXT_IV = -1,
26         TKIP_DECRYPT_INVALID_KEYIDX = -2,
27         TKIP_DECRYPT_REPLAY = -3,
28 };
29 int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
30                                 struct ieee80211_key *key,
31                                 u8 *payload, size_t payload_len, u8 *ta,
32                                 u8 *ra, int only_iv, int queue,
33                                 u32 *out_iv32, u16 *out_iv16);
34
35 #endif /* TKIP_H */