Import hostapd 0.5.8
[dragonfly.git] / contrib / hostapd-0.5.8 / aes_wrap.h
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1/*
2 * AES-based functions
3 *
4 * - AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
5 * - One-Key CBC MAC (OMAC1) hash with AES-128
6 * - AES-128 CTR mode encryption
7 * - AES-128 EAX mode encryption/decryption
8 * - AES-128 CBC
9 *
10 * Copyright (c) 2003-2005, Jouni Malinen <j@w1.fi>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 *
16 * Alternatively, this software may be distributed under the terms of BSD
17 * license.
18 *
19 * See README and COPYING for more details.
20 */
21
22#ifndef AES_WRAP_H
23#define AES_WRAP_H
24
25int aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher);
26int aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain);
27int omac1_aes_128(const u8 *key, const u8 *data, size_t data_len, u8 *mac);
28int aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
29int aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
30 u8 *data, size_t data_len);
31int aes_128_eax_encrypt(const u8 *key, const u8 *nonce, size_t nonce_len,
32 const u8 *hdr, size_t hdr_len,
33 u8 *data, size_t data_len, u8 *tag);
34int aes_128_eax_decrypt(const u8 *key, const u8 *nonce, size_t nonce_len,
35 const u8 *hdr, size_t hdr_len,
36 u8 *data, size_t data_len, const u8 *tag);
37int aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
38 size_t data_len);
39int aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
40 size_t data_len);
41
42#endif /* AES_WRAP_H */