1/*
2 *  Copyright (c) 2004,2011,2014 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/*!
25    @header SecCmsDigestedData.h
26    @Copyright (c) 2004,2011,2014 Apple Inc. All Rights Reserved.
27
28    @availability 10.4 and later
29    @abstract Interfaces of the CMS implementation.
30    @discussion The functions here implement functions for creating
31                and accessing the DigestData content type of a
32                Cryptographic Message Syntax (CMS) object
33                as described in rfc3369.
34 */
35
36#ifndef _SECURITY_SECCMSDIGESTEDDATA_H_
37#define _SECURITY_SECCMSDIGESTEDDATA_H_  1
38
39#include <Security/SecCmsBase.h>
40
41
42#if defined(__cplusplus)
43extern "C" {
44#endif
45
46
47/*!
48    @function
49    @abstract Create a digestedData object (presumably for encoding).
50    @discussion Version will be set by SecCmsDigestedDataEncodeBeforeStart
51                digestAlg is passed as parameter
52                contentInfo must be filled by the user
53                digest will be calculated while encoding
54 */
55extern SecCmsDigestedDataRef
56SecCmsDigestedDataCreate(SecCmsMessageRef cmsg, SECAlgorithmID *digestalg);
57
58/*!
59    @function
60    @abstract Destroy a digestedData object.
61 */
62extern void
63SecCmsDigestedDataDestroy(SecCmsDigestedDataRef digd);
64
65/*!
66    @function
67    @abstract Return pointer to digestedData object's contentInfo.
68 */
69extern SecCmsContentInfoRef
70SecCmsDigestedDataGetContentInfo(SecCmsDigestedDataRef digd);
71
72
73#if defined(__cplusplus)
74}
75#endif
76
77#endif /* _SECURITY_SECCMSDIGESTEDDATA_H_ */
78