net/mac80211/michael.h

   1 /*
   2  * Michael MIC implementation - optimized for TKIP MIC operations
   3  * Copyright 2002-2003, Instant802 Networks, Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #ifndef MICHAEL_H
  11 #define MICHAEL_H
  12
  13 #include <linux/types.h>
  14 #include <linux/ieee80211.h>
  15
  16 #define MICHAEL_MIC_LEN 8
  17
  18 struct michael_mic_ctx {
  19         u32 l, r;
  20 };
  21
  22 void michael_mic(const u8 *key, struct ieee80211_hdr *hdr,
  23                  const u8 *data, size_t data_len, u8 *mic);
  24
  25 #endif /* MICHAEL_H */