openwrt/target/linux/package/ieee80211-dscape/src/tkip.h

   1 /*
   2  * Copyright 2002-2004, Instant802 Networks, Inc.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef TKIP_H
  10 #define TKIP_H
  11
  12 u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
  13                            u8 iv0, u8 iv1, u8 iv2);
  14 void ieee80211_tkip_encrypt_data(struct ieee80211_key *key, u8 *pos,
  15                                  size_t payload_len, u8 *ta);
  16 enum {
  17         TKIP_DECRYPT_OK = 0,
  18         TKIP_DECRYPT_NO_EXT_IV = -1,
  19         TKIP_DECRYPT_INVALID_KEYIDX = -2,
  20         TKIP_DECRYPT_REPLAY = -3,
  21 };
  22 int ieee80211_tkip_decrypt_data(struct ieee80211_key *key, u8 *payload,
  23                                 size_t payload_len, u8 *ta, int only_iv,
  24                                 int queue);
  25
  26 #endif /* TKIP_H */