1/*
2 * Copyright (c) 2011-12 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24#ifndef _OSSL_AES_H_
25#define _OSSL_AES_H_
26
27/* symbol renaming */
28#define AES_set_encrypt_key	ossl_AES_set_encrypt_key
29#define AES_set_decrypt_key	ossl_AES_set_decrypt_key
30#define	AES_destroy_key		ossl_AES_destroy_key
31#define AES_encrypt		ossl_AES_encrypt
32#define AES_decrypt		ossl_AES_decrypt
33
34#define AES_ENCRYPT		1
35#define AES_DECRYPT		0
36
37#define AES_BLOCK_SIZE		16
38
39#ifdef HAVE_COMMONCRYPTO_COMMONCRYPTOR_H
40#include <CommonCrypto/CommonCryptor.h>
41
42#define AES_KEYST_SIZE    (kCCContextSizeAES128 + 8)
43
44struct aes_key_st {
45	unsigned char	data[AES_KEYST_SIZE];
46	CCCryptorRef	cref;
47};
48#endif  /* HAVE_COMMONCRYPTO_COMMONCRYPTOR_H */
49
50typedef struct aes_key_st   AES_KEY;
51
52int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
53    AES_KEY *key);
54int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
55    AES_KEY *key);
56
57void AES_destroy_ctx(AES_KEY *key);
58
59void AES_encrypt(const unsigned char *in, unsigned char *out,
60    const AES_KEY *key);
61void AES_decrypt(const unsigned char *in, unsigned char *out,
62    const AES_KEY *key);
63
64#endif /* _OSSL_AES_H_ */
65