SecureTransport/privateInc/digests.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:           digests.h
  21
  22         Contains:       HashReference declarations
  23
  24         Written by:     Doug Mitchell, based on Netscape SSLRef 3.0
  25
  26         Copyright: (c) 1999 by Apple Computer, Inc., all rights reserved.
  27
  28 */
  29
  30 #ifndef _DIGESTS_H_
  31 #define _DIGESTS_H_     1
  32
  33 #include "cryptType.h"
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 /*
  40  * These numbers show up all over the place...might as well hard code 'em once.
  41  */
  42 #define SSL_MD5_DIGEST_LEN      16
  43 #define SSL_SHA1_DIGEST_LEN     20
  44 #define SSL_MAX_DIGEST_LEN      20
  45
  46 extern const HashReference SSLHashNull;
  47 extern const HashReference SSLHashMD5;
  48 extern const HashReference SSLHashSHA1;
  49
  50 extern void SSLInitMACPads(void);
  51 extern SSLErr CloneHashState(
  52         const HashReference *ref,
  53         SSLBuffer state,
  54         SSLBuffer *newState,
  55         SSLContext *ctx);
  56 extern SSLErr ReadyHash(
  57         const HashReference *ref,
  58         SSLBuffer *state,
  59         SSLContext *ctx);
  60 extern SSLErr CloseHash(
  61         const HashReference *ref,
  62         SSLBuffer *state,
  63         SSLContext *ctx);
  64
  65 #ifdef __cplusplus
  66 }
  67 #endif
  68
  69 #endif  /* _DIGESTS_H_ */