FileChecker.h

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#ifndef ZYPP_FILECHECKER_H
#define ZYPP_FILECHECKER_H
 
#include <iosfwd>
#include <list>
#include <zypp-core/base/DefaultIntegral>
#include <zypp-media/FileCheckException>
#include <zypp/base/Exception.h>
#include <zypp/base/Function.h>
#include <zypp/PathInfo.h>
#include <zypp/CheckSum.h>
#include <zypp/KeyRingContexts.h>

namespace zypp
{ 
 
  class PublicKey;

  typedef function<void ( const Pathname &file )> FileChecker;


   class ChecksumFileChecker
   {
   public:
     typedef CheckSumCheckException ExceptionType;
     ChecksumFileChecker( CheckSum checksum );
     void operator()( const Pathname &file ) const;
   private:
     CheckSum _checksum;
   };

   class SignatureFileChecker
   {
   public:
     typedef SignatureCheckException ExceptionType;
 
   public:
     SignatureFileChecker();

     SignatureFileChecker( Pathname signature_r );

     void addPublicKey( const PublicKey & publickey_r );
     void addPublicKey( const Pathname & publickey_r );

     void operator()( const Pathname & file_r ) const;
 
     keyring::VerifyFileContext &verifyContext();
     const keyring::VerifyFileContext &verifyContext() const;
 
   private:
     keyring::VerifyFileContext _verifyContext;
   };

   class NullFileChecker
   {
   public:
     void operator()( const Pathname &file )  const;
   };

   class CompositeFileChecker
   {
   public:
     void add( const FileChecker &checker );
     void operator()( const Pathname &file ) const;
 
     int checkersSize() const { return _checkers.size(); }
   private:
     std::list<FileChecker> _checkers;
   };

  std::ostream & operator<<( std::ostream & str, const FileChecker & obj );

} // namespace zypp
#endif // ZYPP_FILECHECKER_H