| | 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_ */ |
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