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 */ 29