SecurityTests/cspxutils/hashTimeLibCrypt/pbkdDigest.h

   1 /*
   2  * Copyright (c) 2003-2005 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
   7  * obtain a copy of the License at http://www.apple.com/publicsource and
   8  * read it before 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
  12  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  13  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  14  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  15  * Please see the License for the specific language governing rights and
  16  * limitations under the License.
  17  */
  18 /*
  19  * pbkdDigest.h - SHA1/MD5 digest object
  20  */
  21
  22 #ifndef _PBKD_DIGEST_H_
  23 #define _PBKD_DIGEST_H_
  24
  25 #include <Security/cssmtype.h>
  26 #include <openssl/md5.h>
  27 #include <openssl/sha.h>
  28
  29 #ifdef __cplusplus
  30 extern "C" {
  31 #endif
  32
  33 #define kSHA1DigestSize                 SHA_DIGEST_LENGTH
  34 #define kSHA1BlockSize                  SHA_CBLOCK
  35
  36 #define kMD5DigestSize                  MD5_DIGEST_LENGTH
  37 #define kMD5BlockSize                   MD5_CBLOCK
  38
  39 typedef int (*DigestInitFcn)(void *ctx);
  40 typedef int (*DigestUpdateFcn)(void *ctx, const void *data, unsigned long len);
  41 typedef int (*DigestFinalFcn)(void *md, void *c);
  42
  43 /* callouts to libcrypt */
  44 typedef struct {
  45         DigestInitFcn           init;
  46         DigestUpdateFcn         update;
  47         DigestFinalFcn          final;
  48 } DigestOps;
  49
  50 typedef struct {
  51         union {
  52                 SHA_CTX         sha1Context;
  53                 MD5_CTX         md5Context;
  54         } dig;
  55         DigestOps               *ops;
  56         CSSM_BOOL               isSha1;
  57 } DigestCtx;
  58
  59 /* Ops on a DigestCtx */
  60 int DigestCtxInit(
  61         DigestCtx       *ctx,
  62         CSSM_BOOL       isSha1);
  63 void DigestCtxFree(
  64         DigestCtx       *ctx);
  65 int DigestCtxUpdate(
  66         DigestCtx       *ctx,
  67         const void      *textPtr,
  68         uint32 textLen);
  69 int DigestCtxFinal(
  70         DigestCtx       *ctx,
  71         void            *digest);
  72
  73 #ifdef __cplusplus
  74 }
  75 #endif
  76
  77 #endif  /* _PBKD_DIGEST_H_ */
  78