dcmpstat/include/dcmtk/dcmpstat/dvsighdl.h

/*
 *
 *  Copyright (C) 2001-2010, OFFIS e.V.
 *  All rights reserved.  See COPYRIGHT file for details.
 *
 *  This software and supporting documentation were developed by
 *
 *    OFFIS e.V.
 *    R&D Division Health
 *    Escherweg 2
 *    D-26121 Oldenburg, Germany
 *
 *
 *  Module: dcmpstat
 *
 *  Author: Marco Eichelberg
 *
 *  Purpose:
 *    classes: DVSignatureHandler
 *
 *  Last Update:      $Author: joergr $
 *  Update Date:      $Date: 2010-10-14 13:16:37 $
 *  CVS/RCS Revision: $Revision: 1.11 $
 *  Status:           $State: Exp $
 *
 *  CVS/RCS Log at end of file
 *
 */

#ifndef DVSIGHDL_H
#define DVSIGHDL_H

#include "dcmtk/config/osconfig.h"    /* make sure OS specific configuration is included first */
#include "dcmtk/ofstd/ofstream.h"
#include "dcmtk/dcmpstat/dvpstyp.h"
#include "dcmtk/ofstd/ofstring.h"
#include "dcmtk/dcmsign/sicertvf.h"
#include "dcmtk/dcmdata/dcerror.h"



class DcmAttributeTag;
class DcmItem;
class DcmStack;
class DVConfiguration;
class DcmAttributeTag;
class DcmTagKey;

class DVSignatureHandler
{
public:
  DVSignatureHandler(DVConfiguration& cfg);

  virtual ~DVSignatureHandler();

  const char *getCurrentSignatureValidationHTML(DVPSObjectType objtype) const;

  const char *getCurrentSignatureValidationOverview() const;

  void updateDigitalSignatureInformation(DcmItem& dataset, DVPSObjectType objtype, OFBool onRead);

  void disableDigitalSignatureInformation(DVPSObjectType objtype);
  
  DVPSSignatureStatus getCurrentSignatureStatus(DVPSObjectType objtype) const;

  unsigned long getNumberOfCorrectSignatures(DVPSObjectType objtype) const;

  unsigned long getNumberOfUntrustworthySignatures(DVPSObjectType objtype) const;

  unsigned long getNumberOfCorruptSignatures(DVPSObjectType objtype) const;
  
  DVPSSignatureStatus getCombinedImagePStateSignatureStatus() const;

  void disableImageAndPState();

  OFBool attributesSigned(DcmItem& item, DcmAttributeTag& tagList) const;

  OFCondition createSignature(
    DcmItem& mainDataset,
    const DcmStack& itemStack,
    DcmAttributeTag& attributesNotToSignInMainDataset,
    const char *userID,
    const char *passwd);
    
private:

  DVSignatureHandler(const DVSignatureHandler& copy);

  DVSignatureHandler& operator=(const DVSignatureHandler&);

  /* print the location stack into the given stream.
   * It is assumed that the stack top is a DigitalSignatureSequence which is not printed
   * and that the stack bottom is the main dataset, which is also not printed.
   * @param stack search stack, as returned by DcmSignature::findFirstSignatureItem() etc.
   * @param os output stream
   */
  static void printSignatureItemPosition(DcmStack& stack, STD_NAMESPACE ostream& os);

  void replaceString(DVPSObjectType objtype, const char *str);

  void updateSignatureValidationOverview();

  OFString htmlSR;

  OFString htmlImage;

  OFString htmlPState;

  OFString htmlOverview;

  unsigned long correctSignaturesSR;

  unsigned long corruptSignaturesSR;

  unsigned long untrustSignaturesSR;

  unsigned long correctSignaturesImage;

  unsigned long corruptSignaturesImage;

  unsigned long untrustSignaturesImage;

  unsigned long correctSignaturesPState;

  unsigned long corruptSignaturesPState;

  unsigned long untrustSignaturesPState;

#ifdef WITH_OPENSSL  
  SiCertificateVerifier certVerifier;  
#endif

  DVConfiguration& config;

};

#endif

/*
 *  $Log: dvsighdl.h,v $
 *  Revision 1.11  2010-10-14 13:16:37  joergr
 *  Updated copyright header. Added reference to COPYRIGHT file.
 *
 *  Revision 1.10  2006/08/15 16:57:01  meichel
 *  Updated the code in module dcmpstat to correctly compile when
 *    all standard C++ classes remain in namespace std.
 *
 *  Revision 1.9  2005/12/08 16:04:15  meichel
 *  Changed include path schema for all DCMTK header files
 *
 *  Revision 1.8  2004/02/04 15:49:09  joergr
 *  Removed acknowledgements with e-mail addresses from CVS log. Removed leading
 *  underscore characters from preprocessor symbols (reserved symbols).
 *
 *  Revision 1.7  2002/04/16 14:02:04  joergr
 *  Added configurable support for C++ ANSI standard includes (e.g. streams).
 *
 *  Revision 1.6  2001/09/26 15:36:19  meichel
 *  Adapted dcmpstat to class OFCondition
 *
 *  Revision 1.5  2001/06/01 15:50:26  meichel
 *  Updated copyright header
 *
 *  Revision 1.4  2001/05/25 10:07:34  meichel
 *  Modified dcmpstat signature handler to also compile without OpenSSL
 *
 *  Revision 1.3  2001/01/29 14:55:43  meichel
 *  Added new methods for creating signatures and checking the signature
 *    status in module dcmpstat.
 *
 *  Revision 1.2  2001/01/25 17:37:43  meichel
 *  Fixed problem with undefined copy constructor
 *
 *  Revision 1.1  2001/01/25 15:18:05  meichel
 *  Added initial support for verification of digital signatures
 *    in presentation states, images and structured reports to module dcmpstat.
 *
 *
 */

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