projects / apple / security.git / blame
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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 SecCmsDigestContext.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 calculating digests. | |
| 31 | */ | |
| 32 | ||
| 33 | #ifndef _SECURITY_SECCMSDIGESTCONTEXT_H_ | |
| 34 | #define _SECURITY_SECCMSDIGESTCONTEXT_H_ 1 | |
| 35 | ||
| 36 | #include <Security/SecCmsBase.h> | |
| 37 | ||
| 38 | ||
| 39 | #if defined(__cplusplus) | |
| 40 | extern "C" { | |
| 41 | #endif | |
| 42 | ||
| 43 | ||
| 44 | /*! | |
| 45 | @function | |
| 46 | @abstract Start digest calculation using all the digest algorithms in "digestalgs" in parallel. | |
| 47 | */ | |
| 48 | extern SecCmsDigestContextRef | |
| 49 | SecCmsDigestContextStartMultiple(SECAlgorithmID **digestalgs); | |
| 50 | ||
| 51 | /*! | |
| 52 | @function | |
| 53 | @abstract Feed more data into the digest machine. | |
| 54 | */ | |
| 55 | extern void | |
| 56 | SecCmsDigestContextUpdate(SecCmsDigestContextRef cmsdigcx, const unsigned char *data, size_t len); | |
| 57 | ||
| 58 | /*! | |
| 59 | @function | |
| 60 | @abstract Cancel digesting operation. | |
| 61 | @discussion Cancel a DigestContext created with @link SecCmsDigestContextStartMultiple SecCmsDigestContextStartMultiple function@/link. | |
| 62 | */ | |
| 63 | extern void | |
| 64 | SecCmsDigestContextCancel(SecCmsDigestContextRef cmsdigcx); | |
| 65 | ||
| 66 | /*! | |
| 67 | @function | |
| 68 | @abstract Finish the digests and put them into an array of CSSM_DATAs (allocated on arena) | |
| 69 | */ | |
| 70 | extern OSStatus | |
| 71 | SecCmsDigestContextFinishMultiple(SecCmsDigestContextRef cmsdigcx, SecArenaPoolRef arena, | |
| 72 | CSSM_DATA_PTR **digestsp); | |
| 73 | ||
| 74 | #if defined(__cplusplus) | |
| 75 | } | |
| 76 | #endif | |
| 77 | ||
| 78 | #endif /* _SECURITY_SECCMSDIGESTCONTEXT_H_ */ |