1/*
2 * Copyright (c) 2011 Apple Computer, 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
25#ifndef	_CC_CMACSPI_H_
26#define _CC_CMACSPI_H_
27
28#include <Availability.h>
29#include <stdint.h>
30#include <sys/types.h>
31
32#ifdef __cplusplus
33extern "C" {
34#endif
35
36#define CC_CMACAES_DIGEST_LENGTH     16          /* digest length in bytes */
37
38/*!
39@function   CCAESCmac
40@abstract   Stateless, one-shot AES CMAC function
41
42@param      key         Raw key bytes.
43@param      data        The data to digest.
44@param      dataLength  The length of the data to digest.
45@param      macOut      The digest bytes (space provided by the caller).
46
47Output is written to caller-supplied buffer.
48*/
49
50void
51    CCAESCmac(const void *key, const uint8_t *data, size_t dataLength, void *macOut)
52__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_6_0);
53
54#ifdef __cplusplus
55}
56#endif
57
58#endif /* _CC_CMACSPI_H_ */
59