net/mac80211/tkip.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright 2002-2004, Instant802 Networks, Inc.
   4  */
   5
   6 #ifndef TKIP_H
   7 #define TKIP_H
   8
   9 #include <linux/types.h>
  10 #include <linux/crypto.h>
  11 #include "key.h"
  12
  13 int ieee80211_tkip_encrypt_data(struct arc4_ctx *ctx,
  14                                 struct ieee80211_key *key,
  15                                 struct sk_buff *skb,
  16                                 u8 *payload, size_t payload_len);
  17
  18 enum {
  19         TKIP_DECRYPT_OK = 0,
  20         TKIP_DECRYPT_NO_EXT_IV = -1,
  21         TKIP_DECRYPT_INVALID_KEYIDX = -2,
  22         TKIP_DECRYPT_REPLAY = -3,
  23 };
  24 int ieee80211_tkip_decrypt_data(struct arc4_ctx *ctx,
  25                                 struct ieee80211_key *key,
  26                                 u8 *payload, size_t payload_len, u8 *ta,
  27                                 u8 *ra, int only_iv, int queue,
  28                                 u32 *out_iv32, u16 *out_iv16);
  29
  30 #endif /* TKIP_H */