net/mac80211/aes_ccm.h

   1 /*
   2  * Copyright 2003-2004, Instant802 Networks, Inc.
   3  * Copyright 2006, Devicescape Software, 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 AES_CCM_H
  11 #define AES_CCM_H
  12
  13 #include <linux/crypto.h>
  14
  15 #define CCM_AAD_LEN     32
  16
  17 struct crypto_aead *ieee80211_aes_key_setup_encrypt(const u8 key[],
  18                                                     size_t key_len,
  19                                                     size_t mic_len);
  20 int ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
  21                               u8 *data, size_t data_len, u8 *mic,
  22                               size_t mic_len);
  23 int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
  24                               u8 *data, size_t data_len, u8 *mic,
  25                               size_t mic_len);
  26 void ieee80211_aes_key_free(struct crypto_aead *tfm);
  27
  28 #endif /* AES_CCM_H */