projects / apple / security.git / blame
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|---|---|---|
| bac41a7b A |
1 | /* |
| 2 | * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. | |
| 3 | * | |
| 4 | * The contents of this file constitute Original Code as defined in and are | |
| 5 | * subject to the Apple Public Source License Version 1.2 (the 'License'). | |
| 6 | * You may not use this file except in compliance with the License. Please obtain | |
| 7 | * a copy of the License at http://www.apple.com/publicsource and read it before | |
| 8 | * using this file. | |
| 9 | * | |
| 10 | * This Original Code and all software distributed under the License are | |
| 11 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS | |
| 12 | * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT | |
| 13 | * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR | |
| 14 | * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the | |
| 15 | * specific language governing rights and limitations under the License. | |
| 16 | */ | |
| 17 | ||
| 18 | ||
| 19 | /* | |
| 20 | File: HMACSHA1.h | |
| 21 | Contains: Apple Data Security Services HMACSHA1 function declaration. | |
| 22 | Copyright: (C) 1999 by Apple Computer, Inc., all rights reserved | |
| 23 | Written by: Michael Brouwer <mb@apple.com> | |
| 24 | */ | |
| 25 | #ifndef __HMACSHA1__ | |
| 26 | #define __HMACSHA1__ | |
| 27 | ||
| 28 | #include <CoreServices/../Frameworks/CarbonCore.framework/Headers/MacTypes.h> | |
| 29 | #include <Security/cssmtype.h> | |
| 30 | ||
| 31 | #ifdef __cplusplus | |
| 32 | extern "C" { | |
| 33 | #endif | |
| 34 | ||
| 35 | #define kHMACSHA1DigestSize 20 | |
| 36 | ||
| 37 | /* XXX These should really be in SHA1.h */ | |
| 38 | #define kSHA1DigestSize 20 | |
| 39 | #define kSHA1BlockSize 64 | |
| 40 | ||
| 41 | /* This function create an HMACSHA1 digest of kHMACSHA1DigestSize and outputs | |
| 42 | it to resultPtr. See RFC 2104 for details. */ | |
| 43 | void | |
| 44 | hmacsha1 (const void *keyPtr, UInt32 keyLen, | |
| 45 | const void *textPtr, UInt32 textLen, | |
| 46 | void *resultPtr); | |
| 47 | ||
| 48 | /* | |
| 49 | * Staged version. | |
| 50 | * | |
| 51 | * Opaque reference to an hmacsha1 session | |
| 52 | */ | |
| 53 | struct hmacContext; | |
| 54 | typedef struct hmacContext *hmacContextRef; | |
| 55 | ||
| 56 | hmacContextRef hmacAlloc(); | |
| 57 | void hmacFree( | |
| 58 | hmacContextRef hmac); | |
| 59 | CSSM_RETURN hmacInit( | |
| 60 | hmacContextRef hmac, | |
| 61 | const void *keyPtr, | |
| 62 | UInt32 keyLen); | |
| 63 | CSSM_RETURN hmacUpdate( | |
| 64 | hmacContextRef hmac, | |
| 65 | const void *textPtr, | |
| 66 | UInt32 textLen); | |
| 67 | CSSM_RETURN hmacFinal( | |
| 68 | hmacContextRef hmac, | |
| 69 | void *resultPtr); // caller mallocs, must be kSHA1DigestSize bytes | |
| 70 | ||
| 71 | #ifdef __cplusplus | |
| 72 | } | |
| 73 | #endif | |
| 74 | ||
| 75 | #endif /* __HMACSHA1__ */ |