aes_wrap.h revision c5ec7f57ead87efa365800228aa0b09a12d9e6c4 
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) 2003-2007, Jouni Malinen <j@w1.fi>
11 *
12 * This software may be distributed under the terms of the BSD license.
13 * See README for more details.
14 */
15
16#ifndef AES_WRAP_H
17#define AES_WRAP_H
18
19int __must_check aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher);
20int __must_check aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain);
21int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
22				      const u8 *addr[], const size_t *len,
23				      u8 *mac);
24int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
25			       u8 *mac);
26int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
27int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
28				     u8 *data, size_t data_len);
29int __must_check aes_128_eax_encrypt(const u8 *key,
30				     const u8 *nonce, size_t nonce_len,
31				     const u8 *hdr, size_t hdr_len,
32				     u8 *data, size_t data_len, u8 *tag);
33int __must_check aes_128_eax_decrypt(const u8 *key,
34				     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 __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
38				     size_t data_len);
39int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
40				     size_t data_len);
41
42#endif /* AES_WRAP_H */
43