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      1 /*
      2   Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization
      3   dedicated to making software imaging solutions freely available.
      4 
      5   You may not use this file except in compliance with the License.
      6   obtain a copy of the License at
      7 
      8     http://www.imagemagick.org/script/license.php
      9 
     10   Unless required by applicable law or agreed to in writing, software
     11   distributed under the License is distributed on an "AS IS" BASIS,
     12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13   See the License for the specific language governing permissions and
     14   limitations under the License.
     15 
     16   MagickCore digital signature methods.
     17 */
     18 #ifndef MAGICKCORE_SIGNATURE_PRIVATE_H
     19 #define MAGICKCORE_SIGNATURE_PRIVATE_H
     20 
     21 #include "MagickCore/string_.h"
     22 
     23 #if defined(__cplusplus) || defined(c_plusplus)
     24 extern "C" {
     25 #endif
     26 
     27 #define MagickSignatureSize  64
     28 
     29 typedef struct _SignatureInfo
     30   SignatureInfo;
     31 
     32 extern MagickPrivate SignatureInfo
     33   *AcquireSignatureInfo(void),
     34   *DestroySignatureInfo(SignatureInfo *);
     35 
     36 extern MagickPrivate const StringInfo
     37   *GetSignatureDigest(const SignatureInfo *);
     38 
     39 extern MagickPrivate unsigned int
     40   GetSignatureBlocksize(const SignatureInfo *),
     41   GetSignatureDigestsize(const SignatureInfo *);
     42 
     43 extern MagickPrivate void
     44   InitializeSignature(SignatureInfo *),
     45   FinalizeSignature(SignatureInfo *),
     46   SetSignatureDigest(SignatureInfo *,const StringInfo *),
     47   UpdateSignature(SignatureInfo *,const StringInfo *);
     48 
     49 #if defined(__cplusplus) || defined(c_plusplus)
     50 }
     51 #endif
     52 
     53 #endif
     54