net/mac80211/tkip.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Copyright 2002-2004, Instant802 Networks, Inc.
0004  */
0005
0006 #ifndef TKIP_H
0007 #define TKIP_H
0008
0009 #include <linux/types.h>
0010 #include <linux/crypto.h>
0011 #include "key.h"
0012
0013 int ieee80211_tkip_encrypt_data(struct arc4_ctx *ctx,
0014                 struct ieee80211_key *key,
0015                 struct sk_buff *skb,
0016                 u8 *payload, size_t payload_len);
0017
0018 enum {
0019     TKIP_DECRYPT_OK = 0,
0020     TKIP_DECRYPT_NO_EXT_IV = -1,
0021     TKIP_DECRYPT_INVALID_KEYIDX = -2,
0022     TKIP_DECRYPT_REPLAY = -3,
0023 };
0024 int ieee80211_tkip_decrypt_data(struct arc4_ctx *ctx,
0025                 struct ieee80211_key *key,
0026                 u8 *payload, size_t payload_len, u8 *ta,
0027                 u8 *ra, int only_iv, int queue,
0028                 u32 *out_iv32, u16 *out_iv16);
0029
0030 #endif /* TKIP_H */