gdcmSHA1.h

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00001 /*=========================================================================
00002 
00003   Program: GDCM (Grassroots DICOM). A DICOM library
00004   Module:  $URL$
00005 
00006   Copyright (c) 2006-2010 Mathieu Malaterre
00007   All rights reserved.
00008   See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 #ifndef GDCMSHA1_H
00016 #define GDCMSHA1_H
00017 
00018 #include "gdcmTypes.h"
00019 
00020 namespace gdcm
00021 {
00022 //-----------------------------------------------------------------------------
00023 class SHA1Internals;
00033 class GDCM_EXPORT SHA1
00034 {
00035 public :
00036   SHA1();
00037   ~SHA1();
00038 
00039   static bool Compute(const char *buffer, unsigned long buf_len, char digest_str[20*2+1]);
00040 
00041   static bool ComputeFile(const char *filename, char digest_str[20*2+1]);
00042 
00043 private:
00044   SHA1Internals *Internals;
00045 private:
00046   SHA1(const SHA1&);  // Not implemented.
00047   void operator=(const SHA1&);  // Not implemented.
00048 };
00049 } // end namespace gdcm
00050 //-----------------------------------------------------------------------------
00051 #endif //GDCMSHA1_H

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