1/*
2 * Copyright (c) 2010 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	_CC_HmacSPI_H_
25#define _CC_HmacSPI_H_
26
27#include <CommonCrypto/CommonHMAC.h>
28#include <CommonCrypto/CommonDigest.h>
29#include <CommonCrypto/CommonDigestSPI.h>
30
31#include <stdint.h>
32#include <sys/types.h>
33
34#include <Availability.h>
35#ifdef __cplusplus
36extern "C" {
37#endif
38
39typedef struct CCHmacContext * CCHmacContextRef;
40
41CCHmacContextRef
42CCHmacCreate(CCDigestAlg alg, const void *key, size_t keyLength)
43__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
44
45/* Update and Final are reused from existing api, type changed from struct CCHmacContext * to CCHmacContextRef though */
46
47void
48CCHmacDestroy(CCHmacContextRef ctx)
49__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
50
51size_t
52CCHmacOutputSizeFromRef(CCHmacContextRef ctx)
53__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
54
55
56size_t
57CCHmacOutputSize(CCDigestAlg alg)
58__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_5_0);
59
60
61#ifdef __cplusplus
62}
63#endif
64
65#endif /* _CC_HmacSPI_H_ */
66