1/*
2 * Software WEP encryption implementation
3 * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi>
4 * Copyright 2003, Instant802 Networks, Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef WEP_H
12#define WEP_H
13
14#include <linux/skbuff.h>
15#include <linux/types.h>
16#include "ieee80211_i.h"
17#include "ieee80211_key.h"
18
19int ieee80211_wep_init(struct ieee80211_local *local);
20void ieee80211_wep_free(struct ieee80211_local *local);
21void ieee80211_wep_get_iv(struct ieee80211_local *local,
22			  struct ieee80211_key *key, u8 *iv);
23u8 * ieee80211_wep_add_iv(struct ieee80211_local *local,
24			  struct sk_buff *skb,
25			  struct ieee80211_key *key);
26void ieee80211_wep_remove_iv(struct ieee80211_local *local,
27			     struct sk_buff *skb,
28			     struct ieee80211_key *key);
29void ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
30				size_t klen, u8 *data, size_t data_len);
31int ieee80211_wep_decrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key,
32			       size_t klen, u8 *data, size_t data_len);
33int ieee80211_wep_encrypt(struct ieee80211_local *local, struct sk_buff *skb,
34			  struct ieee80211_key *key);
35int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
36			  struct ieee80211_key *key);
37int ieee80211_wep_get_keyidx(struct sk_buff *skb);
38u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key);
39
40#endif /* WEP_H */
41