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/*
* 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);
int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
struct ieee80211_key *key,
struct sk_buff *skb,
u8 *payload, size_t payload_len);
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_cipher *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 */
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