libsecurity_apple_csp/lib/HMACSHA1.h

   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 HMAC{SHA1,MD5} 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 <Security/cssmtype.h>
  29 #include <pbkdDigest.h>
  30 #include <CommonCrypto/CommonDigest.h>
  31
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 #define kHMACSHA1DigestSize     CC_SHA1_DIGEST_LENGTH
  37 #define kHMACMD5DigestSize              CC_MD5_DIGEST_LENGTH
  38
  39 /* This function create an HMACSHA1 digest of kHMACSHA1DigestSizestSize bytes
  40  * and outputs it to resultPtr.  See RFC 2104 for details.  */
  41 void
  42 hmacsha1 (const void *keyPtr, uint32 keyLen,
  43                   const void *textPtr, uint32 textLen,
  44                   void *resultPtr);
  45
  46 #ifdef  __cplusplus
  47 }
  48 #endif
  49
  50 #endif /* __HMACSHA1__ */