# gdcmAnonymizer.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 GDCMANONYMIZER_H
    00016 #define GDCMANONYMIZER_H
    00017
    00018 #include "gdcmFile.h"
    00019 #include "gdcmSubject.h"
    00020 #include "gdcmEvent.h"
    00021 #include "gdcmSmartPointer.h"
    00022
    00023 namespace gdcm
    00024 {
    00025 class TagPath;
    00026 class IOD;
    00027 class CryptographicMessageSyntax;
    00028
    00072 class GDCM_EXPORT Anonymizer : public Subject
    00073 {
    00074 public:
    00075   Anonymizer():F(new File),CMS(NULL) {}
    00076   ~Anonymizer();
    00077
    00080   bool Empty( Tag const &t );
    00081   //bool Empty( PrivateTag const &t );
    00082   //bool Empty( TagPath const &t );
    00083
    00085   bool Remove( Tag const &t );
    00086   //bool Remove( PrivateTag const &t );
    00087   //bool Remove( TagPath const &t );
    00088
    00091   bool Replace( Tag const &t, const char *value );
    00092
    00095   bool Replace( Tag const &t, const char *value, VL const & vl );
    00096   //bool Replace( PrivateTag const &t, const char *value, VL const & vl );
    00097   //bool Replace( TagPath const &t, const char *value, VL const & vl );
    00098
    00100   bool RemovePrivateTags();
    00101
    00103   bool RemoveGroupLength();
    00104
    00106   bool RemoveRetired();
    00107
    00108   // TODO:
    00109   // bool Remove( PRIVATE_TAGS | GROUP_LENGTH | RETIRED );
    00110
    00112   void SetFile(const File& f) { F = f; }
    00113   //const File &GetFile() const { return *F; }
    00114   File &GetFile() { return *F; }
    00115
    00120   bool BasicApplicationLevelConfidentialityProfile(bool deidentify = true);
    00121
    00123   void SetCryptographicMessageSyntax( CryptographicMessageSyntax *cms );
    00124   const CryptographicMessageSyntax *GetCryptographicMessageSyntax() const;
    00125
    00127   static SmartPointer<Anonymizer> New() { return new Anonymizer; }
    00128
    00130   static std::vector<Tag> GetBasicApplicationLevelConfidentialityProfileAttributes();
    00131
    00132 protected:
    00133   // Internal function used to either empty a tag or set it's value to a dummy value (Type 1 vs Type 2)
    00134   bool BALCPProtect(DataSet &ds, Tag const & tag, const IOD &iod);
    00135   bool CanEmptyTag(Tag const &tag, const IOD &iod) const;
    00136   void RecurseDataSet( DataSet & ds );
    00137
    00138 private:
    00139   bool BasicApplicationLevelConfidentialityProfile1();
    00140   bool BasicApplicationLevelConfidentialityProfile2();
    00141   bool CheckIfSequenceContainsAttributeToAnonymize(File const &file, SequenceOfItems* sqi) const;
    00142
    00143 private:
    00144   // I would prefer to have a smart pointer to DataSet but DataSet does not derive from Object...
    00145   SmartPointer<File> F;
    00146   CryptographicMessageSyntax *CMS;
    00147 };
    00148
    00155 } // end namespace gdcm
    00156
    00157 #endif //GDCMANONYMIZER_H