Security/libsecurity_cryptkit/lib/HmacSha1Legacy.h

   1 /*
   2  * Copyright (c) 2000-2001,2011-2014 Apple 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:           HmacSha1Legacy.h
  21         Contains:       HMAC/SHA1, bug-for-bug compatible a legacy implementation.
  22         Copyright (c) 2001,2011-2014 Apple Inc. All Rights Reserved.
  23 */
  24 #ifndef __HMAC_SHA1_LEGACY__
  25 #define __HMAC_SHA1_LEGACY__
  26
  27 #if     !defined(__MACH__)
  28 #include <ckconfig.h>
  29 #else
  30 #include <security_cryptkit/ckconfig.h>
  31 #endif
  32
  33 #if     CRYPTKIT_HMAC_LEGACY
  34
  35 #include <MacTypes.h>
  36
  37 #ifdef  __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 /*
  42  * This version is bug-for-bug compatible with the HMACSHA1 implementation in
  43  * an old crypto library.
  44  */
  45 struct hmacLegacyContext;
  46 typedef struct hmacLegacyContext *hmacLegacyContextRef;
  47
  48 hmacLegacyContextRef hmacLegacyAlloc(void);
  49 void hmacLegacyFree(
  50         hmacLegacyContextRef hmac);
  51 OSStatus hmacLegacyInit(
  52         hmacLegacyContextRef hmac,
  53         const void *keyPtr,
  54         UInt32 keyLen);
  55 OSStatus hmacLegacyUpdate(
  56         hmacLegacyContextRef hmac,
  57         const void *textPtr,
  58         UInt32 textLen);
  59 OSStatus hmacLegacyFinal(
  60         hmacLegacyContextRef hmac,
  61         void *resultPtr);               // caller mallocs, must be kSHA1DigestSize bytes
  62
  63 #ifdef  __cplusplus
  64 }
  65 #endif
  66
  67 #endif  /* CRYPTKIT_HMAC_LEGACY */
  68
  69 #endif  /* __HMAC_SHA1_LEGACY__ */